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1101  Bitcoin / Bitcoin Discussion / Re: Win 10 BTC: Guess the price on February 1st (no entry fee) on: January 30, 2013, 09:51:39 AM
  • Guesses can be entered no later than January 30, 00:00:01AM UTC.

Bruno got himself an acceptable exception by providing a formula in time (and I would check if he calculated correctly if I were his neighbor when loosing to him). All after that are post the deadline aka dead Wink
1102  Economy / Web Wallets / Re: Bug Report on: January 30, 2013, 01:35:18 AM
piuk, do you think you could add a chart that plots what can be seen here?: http://statistics.ecdsa.org/

There's no need for the animation, a static current chart would do.

Can do. But what is the definition of unspent? Literally the value of coinbase transactions which have never been spent?

Yeah, it means the bitcoins that were only issued and not moved since. All the bitcoins that moved since their issuance you plot on the graph when they must the last time.

Or in other words: The coinbase transaction creates coins at a certain block chain height. Every other transaction moves them to a new block chain height.

block 100: coinbase 50Ƀ -> A (add 50Ƀ to "100")
block 200: 50Ƀ of A -> 29Ƀ to A, 10Ƀ to B, 10Ƀ to C (ignore input to A, B, C, fee. Just remove 50Ƀ from "100" and add them to "200")
block 300: 10Ƀ of B -> X, Y (Move the 10Ƀ of B from "200" to "300")

The graph shows, when coins move that were moved last at a certain time. It gives a very interesting insight beyond your bitcoin hours destroyed. For example you can see how in 07/2011 many addresses received coins that were not moved ever since. Unfortunately the y-axis is clipped and not log Sad Combine this chart with the bitcoin price and you get insights on how people that bought/earned/mined coins at $17 are willing to sell/spend/… at $4 for example as you can see how specific regions melt off over time. Also see for example how the very early blocks get spent 10% in parallel during the 2011 sell offs, while the newer coins are not touched that much. This implies that at least the owners of these coins know each other and coordinated their sale or it was just one of the 10% miners of the first year that moved all his coins.
I hope you find the time to also make an animated version of this chart with even higher granularity as this is at least great fun to speculate about Wink

Also congrats to you and your 100k wallets Wink

Edit: I would remove the green (more or less constant) and red (redundant) lines, use a log scale, and draw the initial value of each bar green, coins that moved last week red, last month blue, last year yellow, earlier black. So for each pixel that you book from "100" to "200" you don't delete it at "200" but turn it red, one week later you turn it blue, …

Edit: Ha! You can make it static! Draw all inputs + coinbase black and mark pixels with the time stamp that they got removed at. Removed following 4 years, 2 years, 1 year, 6 months, 3 months, 6 weeks, 3 weeks, 10 days, 5 days, 2 days, … Edit: Downside would be that pixels one year before the latest block get a different color than younger coins, so relation is harder to read.

I give up Sad Without animation I see no chance to accurately give insights for all the history. Very readable would be the inverse of this last suggestion. Draw the "now" bar green, the yesterday-bar blue (for the input), the next 2 red (for the input), … and if you moved value from yesterday to now, color a respective part of "yesterday" in today's color green. This way I could quickly see at which time frames coins were last moved that go into today's, last week's, last month's, … transactions. To analyse which coins went into January 5ths transaction I would need to change the point of reference though as I could not distinguish coins from the day before from coins from 4 days before.
1103  Bitcoin / Bitcoin Discussion / Re: Community discussion: Precede fake and throwaway addresses with a #? on: January 29, 2013, 05:05:33 PM
Mind being less ignorant? I think it is a valid concern that people doing cool stuff with bitcoin addresses in it might or might not want to get tipped to these addresses and should have a way to explicitly not encourage people to tip them. It might not be your concern so please move along.

A way already exists: make the address invalid by changing a few characters.  Adding complexity to Bitcoin's design and throwing scarce development resources at this isn't cool or wise.

OMG casascius! I was quoting you in my post on exactly this subject but thanks for hinting me to what I just described. Also I doubt anybody ever intended to change the protocol, a client or anything. I see this just as a reminder to no use valid addresses nobody is tracking in artwork.
1104  Bitcoin / Bitcoin Discussion / Re: Community discussion: Precede fake and throwaway addresses with a #? on: January 29, 2013, 04:54:35 PM
If you're displaying a throaway address...and you want to make clear that people should not send bitcoins to it, then precede with a #.

If you are prone to "accidentally" send money to unknown addresseses for no particular reason and without due diligence then you are a fucking idiot and also the subject of this post:

Why are Bitcointalk forum members so stupid?

Suggesting a change for the display of "throwaway" addreses in order to accommodate stupid people is, by transitive nature, also stupid.

Mind being less ignorant? I think it is a valid concern that people doing cool stuff with bitcoin addresses in it might or might not want to get tipped to these addresses and should have a way to explicitly not encourage people to tip them. It might not be your concern so please move along.
1105  Bitcoin / Bitcoin Discussion / Re: Community discussion: Precede fake and throwaway addresses with a #? on: January 29, 2013, 04:46:05 PM
Maybe he wants to explicitly invalidate it in order to not look like hoping to get some money to the address. Therefore I welcome the topic but not the solution.
How about preceding with 1555wTcG7zJJW3Tp3EG72dVpZfghwV4pr?
This looks like it could be a valid address but you learn there is no point in trying to send money there.

Another approach would be to prefix with 1FakeTcG7zJJW3Tp3EG72dVpZfghwV4pr so it's clear to even people expecting a real address Wink
1106  Bitcoin / Bitcoin Discussion / Re: I taint rich! (Fun with raw transactions and disrupting 'taint' analysis) on: January 29, 2013, 12:15:47 PM
Such traffic could be broken into multiple IRC messages to avoid need for pastebin. It could also do direct client to client communications.
Ideally it should be some meeting point over TOR so that there is no incentive to try to record IPs.  Though I'd prefer instead of opportunistically swapping that it rather had lots of people indicate an intent to swap, and then when you want to make a transaction, you'd jointly create a swap and pay transaction. This avoids bloating the blockchain with a bunch of pure swapping and would further improve privacy as you wouldn't know _which_ outputs were swapping and which were payments.  Payments to common anonymous donation addresses could even be merged.
This is an interesting idea.

Is there a legitimate usage for a bot like this besides confusing taint analysis?  I'm not sure if you guys really care at this point or even at all, but running software designed essentially to launder coins sounds like it could potentially get someone in trouble.

Call it money laundering and you repel people. Call it fungibility and people tend to support this basic nature bitcoin needs to be cash. If my bitcoins get deducted x% of their value when paying a governmental entity due to containing x% coins from their daily updated black list of transactions, I will think twice if bitcoin failed as a whole. Prevent that from happening means talking about the dangers of taint analysis.
I guess it will be kind of trivial to have some transaction merging being done with every payment once the network gets busier and I also think this should be done (opt out) by the client.
(BitcoinSpinner style A->B+A transactions definitely are a pain. After having done business with 10 or so people through my Android I get very much aware of it.)

Basically we could have 1 transaction per block but involving more entities to forge a transaction will make it more prone to people never signing it. Also the 1 transaction per block would lead to having the true transaction data being public but outside of the blockchain. Similarly some "agency" could heavily advertise to merge transactions with its transactions just to be able to gather intelligence for later taint analysis. Therefore the best strategy for now would be to seek signing partners only in very small groups of maybe not more than 2.
1107  Bitcoin / Bitcoin Discussion / Circle of trust extended on: January 29, 2013, 10:43:06 AM
The circle of trust experiment seams to eventually succeed at some point or another (and maybe this bumper helps to make it sooner) but it also brought me to another idea. Many people have the guts feeling to have to trust this "bitcoin company" if they take my bitcoins so it's highly suspicious. How about producing a little video that features all the current clients with a 30s video each, mainly done by the developers of the respective clients featuring why they prefer their own client but with a bitcoin being handed from one to the next. Essentially I would imagine a screencast best with the person speaking visible in one corner, showing off their client:
So, Alice wants to send me one Bitcoin. I quickly go to instawallet, bookmark the site, send her the receiving address, and here, voila I receive my bitcoin.
So Bob wants to send me a bitcoin. As a miner I have my bitcoind running anyway, so I quickly type in "bitcoind getnewaddress" and send Bob the address. Sending Dave and Evelyn bitcoins is as easy as typing … Wink
So Cindy sent me bitcoins to my mtGox account. I can now …
1108  Other / Off-topic / Re: Spread the word … on 100MHz FM on: January 24, 2013, 01:21:18 AM
Yeah I know, "please stop acting stupid" but I'd love to see some freak walking around with this special radio "jammer" only to tune in his local pub to the bitcoin show aired life from his bag Smiley
… with video please Grin
1109  Other / Off-topic / Spread the word … on 100MHz FM on: January 24, 2013, 01:17:48 AM
Sorry, this is not meant super seriously but I could not resist Wink

http://www.icrobotics.co.uk/wiki/index.php/Turning_the_Raspberry_Pi_Into_an_FM_Transmitter
1110  Bitcoin / Bitcoin Discussion / Re: Win 10 BTC: Guess the price on February 1st (no entry fee) on: January 23, 2013, 10:28:27 PM
I don't like that changing the bet is not allowed but then again it somehow is when I managed to realize that my bet was taken already.
Bets can be made to arbitrary precision so the betting space is not going to be dense, although a 3-digit number is more likely to be a direct hit than a 7-digit number due to the fact that there are still trades done manually.
Betting where nobody has bet before makes winning more likely as the 3-digit values in the 18-ish area are bet on densely already, it's more likely to win with 22.3 than with 18.333 as either 18.33 or 18.34 would be 10 times more likely than any 18.3x
Sure, betting later yields higher chances of hitting the target so there should be an incentive to pick earlier, too. (Or not as apparently many people bet early. Well …)

If you just invested 10 Ƀ to see where the journey is going, you should provide this incentive more decoupled from above concerns. You want early data? Weight it higher. You want honest guesses? Don't punish people that are off by 1 Satoshi just because the correct guess was already taken. Make an even payout to all within +-5ct. or maybe weight that number with the days before the event that they gave their bet.
1111  Bitcoin / Bitcoin Discussion / Re: ClassyCams.com now accepting Bitcoin! [NFSW!] on: January 23, 2013, 04:50:49 PM
uhm, I would have spent one $ to test this but … it's a joke, sorry. I'd rather see camforbitcoin fly than this.
It tells me I need 20 credits (for whatever).
I clicked the only online girl (and couldn't find the mute button which was not nice as I was in a skype session) and could see/hear her for free.

On the Credits page it doesn't tell me how many $$ there is a credit. Also the minimum is $10. Should not be necessary with bitcoin.

Code:
CCBill: Credit                     Add $10 for 10 Credits
CCBill: DirectPay                  Add €8 for 10 Credits
Pay using Bitcoins via BitPay      Add $10                 <--- For what exactly? To tip the admin?

And I had to create an account with email. Shouldn't be necessary to pay a service or to tipp as cam4btc shows.
1112  Bitcoin / Bitcoin Discussion / Re: Win 10 BTC: Guess the price on February 1st (no entry fee) on: January 23, 2013, 03:45:01 PM
1BTC
Nice try, but you forgot the trading fee...

Whilst I was being facetious, I was kinda making the point that the original post doesn't actually specify that the trade be BTC/USD. Mtgox deals with other currencies too, right?
Yeah, but it's specified on the form.
Right. That's where I decided, not to troll like Richy_T Wink
1113  Bitcoin / Bitcoin Discussion / Re: Win 10 BTC: Guess the price on February 1st (no entry fee) on: January 23, 2013, 12:02:38 AM
lets see if post count correlates with bullish or bearish predictions:

hmm ... I see no clear trend towards bullishism or bearishism but to realism maybe:



I removed one (noob) vote of $124 so the chart gets readable. Interesting that the 2 3k-posters and the 2 6k-posters each agree to different prices.
If you are interested in the raw data (up to 4 5 posts ago):
163/21.29;3309/19.6;818/21.17;525/18.82;66/19.05;410/15.72;87/19.80;353/18.26;20/19.83;381/22.60;6073/16.438559;166/24.00;813/20;1064/18.11;257/19;830/16.8;35/16.05;137/25.00;38/10.00;120/12.5;20/20.43;76/127;1623/18.8666;4/23.22;760/23.15;22/23.18;7/18.76;17/18.50;31/19.87;365/16.45;98/23.23;99/15.71;207/30.12;74/19.911;877/18.16;30/27;55/17.3;1193/18.24;112/17.95;127/19.387453;32/22.42;149/18.40;101/15.5;419/19.73;135/22.09;658/20.05;18/19.59;30/18.37;490/17.46;8/26.81;700/18.97;159/16.71;1346/18.53;40/18.01;109/14.4;1086/23.74;56/15.52;28/27.33;17/15.85;6076/16.42;28/17.97;271/18.14;204/17.31;16/13.5892;355/18.20;7/19.45;68/15.34;175/17.75;6/22.38;3383/19.2765;4/29.9;43/18.36;42/21.12;116/22.32;3/19.82;45/21.2;105/19.50;60/18.95;115/20.131;6/21.22;107/22.45;20/19.00;421/20.09;305/19.45;11/26.89;343/19.09;8/23.62351;16/14.07;252/18.05;43/19.86;249/20.543;12/18.85

The median poster had 109 posts and the median estimate was $19.09.

My conclusion: The longer your track record here on the forum the less you want to look stupid by saying "$8" or "$34" even if you think it's likely.

More interesting than the post count would maybe be the account age. Guess the above picture would be clearer with that.
1114  Bitcoin / Bitcoin Discussion / Re: Kim Dotcom Mansion: Press conference 2013-01-19 GMT on: January 22, 2013, 10:23:42 PM
You da man!

Your making me blush, I only released it yesterday though so it is still very alpha go over to mining ( https://bitcointalk.org/index.php?topic=137934.0 ) if you want to help testing.

Anyway, back on topic, did you manage to use the mega download link?

I did. 5MB/s for the first 10%, then pause and finished with an average of 3.8MB/s.
1115  Bitcoin / Bitcoin Discussion / Re: Kim Dotcom Mansion: Press conference 2013-01-19 GMT on: January 22, 2013, 09:02:15 PM
Hmm, so now uploading small files works but uploading blk0001.dat kind of has issues. It got to 50% at 1.2MB/s before but now I checked and it is at 43% again. This is not good for their servers if they have to receive many bytes double.

Edit: Now I definitely saw it reach 100% for the blk file and I couldn't wait for anything to happen, so I coded. Next time I checked it was at 42% again and my machine is at its limits all the time.
1116  Bitcoin / Bitcoin Discussion / Re: Win 10 BTC: Guess the price on February 1st (no entry fee) on: January 22, 2013, 08:23:55 PM
$23.74
1117  Bitcoin / Bitcoin Discussion / Re: Bitcoin is booming in Israel on: January 22, 2013, 08:04:23 PM
very very interesting thread Smiley
1118  Bitcoin / Bitcoin Discussion / Re: Bitcoins to revolutionize insurances on: January 20, 2013, 10:15:40 PM
I dont believe bitcoin insurance will ever come about, for the simple fact everyone would be doing insurance fraud. Think about it all you would have to do is steal your own coins and claim your were hacked/ripped off.

You are on the wrong thread. This thread is about insurances using bitcoin/blockchain/crypto, not about insuring your bitcoins. Else I agree on your statement Wink
1119  Bitcoin / Bitcoin Discussion / Re: Bitcoins to revolutionize insurances on: January 20, 2013, 09:44:41 PM
while I agree that its very important to try to build new financial constructs on top of BTC -- and some kind insurance is certainly one of the most basic constructions -- I think we should start with an analysis: What exactly does not work well with traditional insurances and what exactly can we think to improve with a BTC based insurance model?

As others have pointed out already, existing insurance companies do offer some very valuable services. And people are buying insurance contracts since the benefit of these services outweighs the other drawbacks. So maybe a better approach is to try to decompose the service "insurance" into several elementary services. There is no need to come up with a final construction for every part. Rather we could aim at creating one or several new markets.

Along this line of thoughts: I think, your idea with the "judges" is the weakest spot of your concept. It counts on a high degree of diligence and reliability of randomly picked, average people, there is no inherent price regulation and there is no room for misbehaviour. What if we instead just include a judgement service and define a clear interface for using that service? Then there could be a market for judgement providers. This "interface" should include some guaranteed income, some additional, competitive effect, plus it should contain a standardised claw-back mechanism to deal with misbehaving judgement service providers (e.g. delayed payout of revenues).


PS: obviously the organisation of the interplay of those services shall be implemented in blockchain-based technology, and not in the form of conventional legal business entities. This is the whole point of the revolutionary idea behind Bitcoin.

Nice idea with the judgment service. The random judges were to make the cheapest yet fair pick but maybe you are right that this pick might turn out to be far from being the most effective.
1120  Bitcoin / Bitcoin Discussion / Re: 6.66 Mark of the Beast!! ZOMG!!! on: January 20, 2013, 02:51:24 PM
I am more interested in 666 not 6.66

dots are ugly. When did Bitcoin hit the 666Satoshi? Wink
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