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5681  Economy / Lending / Re: Looking for loans on: June 24, 2012, 10:00:13 PM
It always takes me a few seconds to figure out if the person is looking to borrow or to lend.

5682  Other / Off-topic / Re: what is minimum iban transaction? on: June 24, 2012, 09:59:11 PM
Hi, maybe stupid question, but I don't know if there is minimum amount for IBAN transaction?

for example, I sell at Mtgox or Internsango (or anywhere else) 0.5 bitcoins and I get 2.5 euro, then, can I transfer so small amount to my IBAN number?

I don't know the exact fee, but the exchange subtract the fee to process wire transfers, and your bank may assess a fee as well.

So, let's say the fee is 5 EUR.  That means for a 100 EUR withdraw, you are paying at least 5% in fees.

I believe BitStamp is known for its lowest cost for SEPA transfers.  Dwolla is the lowest for ACH (USDs to a bank in the U.S.).   So depending on where you bank the recommendations will vary.

It is better to accumulate your fiat account balance, then make only larger withdawals in batches, or to use bitcoins themselves for spending, or do something else like withdraw to PayPal (e.g.,  https://www.spendbitcoins.com/convert ).

5683  Bitcoin / Project Development / Re: Port client to node.js? on: June 24, 2012, 09:44:31 PM
Here's a project that appears to have stalled:

 - https://github.com/gasteve/node-bitcoin-p2p
5684  Economy / Securities / Re: Apple shares on: June 24, 2012, 09:02:04 PM
So, the shares need to be bought/sold in lots of 100.

I'ld find a new broker if that was a restriction placed on me.
5685  Other / Beginners & Help / Re: is there bitcon app for android? on: June 24, 2012, 08:04:02 PM
For a wallet, there are plenty of Android wallets.
 - http://en.bitcoin.it/wiki/Mobile_Payment_Apps
 - http://en.bitcoin.it/wiki/Category:Mobile


Bitcoin Wallet by Andreas Schildbach  (full blockchain)
 - http://play.google.com/store/apps/details?id=de.schildbach.wallet&hl=en

Bitcoin Spinner (lite)
 - http://play.google.com/store/apps/details?id=com.miracleas.bitcoin_spinner

Blockchain for Android (hybrid EWallet)
 - http://play.google.com/store/apps/details?id=piuk.blockchain

Barcodes Scanner for EasyWallet.org
 - http://play.google.com/store/apps/details?id=com.google.zxing.client.android

Paytunia
 - http://play.google.com/store/apps/details?id=paymium.paytunia

Instawallet
 - http://play.google.com/store/apps/details?id=com.paymium.instawallet
5686  Economy / Gambling / Re: [BITLOTTO] June 1 winner is **>485 BTC (>$2,000 USD) ** Next draw is July 6! on: June 24, 2012, 05:51:48 AM
I see that the house edge for SatoshiDICE is now 3% (up from 1.5%, which was up from about 1.0%).

This means BitLotto at 99% payout remains the best odds of any blockchain-based (i.e., cheat-resistant) wagering available.
5687  Bitcoin / Development & Technical Discussion / Re: bitcoin 0.62, 100% CPU load and stops working, possible DOS attack. on: June 24, 2012, 05:44:46 AM
Any recommendations on how to repair the wallet?

There's a report as a response to this:
 - http://bitcoin.stackexchange.com/a/3538/153

which said to remove everything except wallet.dat  and to restart the client.

(of course, make sure you have backups of your wallet.dat first)

You might try this with the blockchain (blk*.dat) there two, ... so it starts with just those three files.
5688  Economy / Long-term offers / Re: Miners, You Should Be Earning 7% Fixed Income With Options on: June 24, 2012, 03:57:47 AM
However, there is a $5.00 minimum (there was a How it Works page omission - updated), so that would be $5.00 x 100 coins = $500 required for escrow.

Well, now the example in that page is incorrect, as the $3.00 is below the $5 minimum.
5689  Economy / Long-term offers / Re: Miners, You Should Be Earning 7% Fixed Income With Options on: June 24, 2012, 02:20:44 AM
In the example above it would mean, for example, putting up  $6.50 x 50% = $3.25 then multiplied by 300 coins = $975 into escrow.

That's a lot more burdensome on the option writer, but only half as burdensome as putting up the coins directly. And it gives plenty of upside room to speculators. The price could move to $9.75 and they would know they would be paid.


I do agree you have to find a balance somewhere between 0% and 100%, so 50% should be a good option... I would suggest you then place a request for further collateral when 75% - 80% of the current collateral is in use because of a price rise (calls) or price fall (puts). That would give you ample time to close the position should someone renege on their obligations, with the least damage to the counterparty

Looking forward to see this get up and running !


I'm missing something I think.  The higher the strikeprice, the less Bob needs to put up for escrow.

Using your example of Bob creating a CALL 100 option on bitcoins, but let's say the strike price is $9.50 expiring in 4 weeks. Current price is $6.50.

Escrow = ($6.50 x 50%) = $3.25 + $6.50 = $9.25 - $9.50 = -$0.25

Taken literally, Bob can write that call option without having to put up any funds for escrow.
5690  Bitcoin / Bitcoin Technical Support / Re: Where to add the wallet in an ubuntu installation? on: June 23, 2012, 11:59:43 PM
plz help, thanks: Well, I'll be damned, but I have a bitcoin client in windows. I copied the wallet.dat, put it into linux, put it into the ubuntu installation with a brand new bitcoin client downloaded from ubuntu software center, replacing the default wallet.dat and now I get these error messages:

exception nst8ios_base7failureECDataStream::read() : end of data bitcoin in AppInit()

EXCEPTION NSt8ios_base7failureECDataStream::read() : end of data bitcoin in CMyApp::OnUnhandledException()

Does the same wallet.dat still load in Windows?
5691  Economy / Currency exchange / Re: Looking For A Buyer That Can Be Trusted To Buy BTC through Paypal on: June 23, 2012, 11:40:30 PM
This might be a good opportunity to do share these links:

Quote
Always check that the person is authenticated with the bot, using the ident command, and note the username he's authenticated with.
Check the person's trust rating on the OTC web of trust before you deal with him. Ask other highly trusted members about dealing with your potential counterparty. See the OTC Rating System documentation for more details, especially the relying on the ratings section. Explore web of trust to see who rated this person and when.

 - http://wiki.bitcoin-otc.com/wiki/Using_bitcoin-otc#Risk_of_fraud

 - http://en.bitcoin.it/wiki/Secure_Trading#Best_Practices_with_trading
5692  Economy / Goods / Re: Photos on CoinDL (0.015 BTC) on: June 23, 2012, 10:17:21 PM
I see the media struggling using the same handful of bitcoin photos, over and over.

I'm not a photographer but when I show a Casascius bitcoin to someone their first time, you can see the eyes widen when they see the hologram on the back.  If I were to snap a photo each time, I'm sure there would be some keepers in the set.
5693  Bitcoin / Mining / Re: Previous Difficulties on: June 23, 2012, 06:57:21 PM

interesting. if i'm reading this right, it's been more or less stable for a year now. that's ...actually really interesting, when you think of all that's happened with the fpgas and GPU's and such. i'm actually quite surprised by this.

The chart against that data shows this visually and you are correct -- relatively flat (log scale).


 - http://docs.google.com/spreadsheet/ccc?key=0AmcTCtjBoRWUdHVRMHpqWUJValI1RlZiaEtCT1RrQmc#gid=1

This occurs because mining capacity lags price.  The price wasn't high long enough for capacity to catch up to it, so even after the price came down, mining capacity didn't drop at a proportionate degree.    And then when the price dropped to levels where almost nobody was mining profitably, many miners kept their rigs running at a loss -- partly due to the sunk cost fallacy but for other reasons as well.

Keep in mind that in less than six months from now the block reward drops to 25 BTC.  Some mining operators paying average or above-average electric utility rates (e.g., $0.15 per kWh or higher) know this drop is coming and realize that GPU mining will likely no longer offer a chance for profits (unless the BTC/USD rises much faster than the difficulty by then).

But with the backlog in the FPGA order books, and a hearty appetite yet for new and used GPUs by those whose electric costs are lower, it is likely the difficulty level will be going up, where the rise on the chart is noticeable.
5694  Economy / Marketplace / Re: Is people are willing to spend their bitcoin against goods? on: June 23, 2012, 10:25:05 AM
I had higher hopes on the bitcoin economy. I find it hard to sell goods or services for BTCs.

Have you had better success selling those same goods and services for USDs or other currency?   Just offering somethihg for BTC doesn't cause sales to roll in (well, it can but it needs to be something Bitcoiners are interested in)

There is an inherent thinking that one day bitcoins may be worth $1000. So people tend to sit on their BTCs and do not use it as an actual currency.

If it is trivially easy to buy bitcoins to replenish for spending that came from your stash, then there's no hoarding problem because the BTC position is kept at the desired level even when using bitcoins for spending.

People will use their credit card purposely to acquire the rewards (e.g., airline miles).  Similarly, merchants accepting bitcoin no longer pay the 3% payment network fees, no longer are subjected to fraudulent chargebacks, and receive settlement immediately (i.e,. funds can be spent right away).  Those same merchants will then either share part of the cost savings in the form of a discount to those paying with Bitcoin or by selling at a lower price.

That is already happening.  Tangible Cryptography, for instance, is selling $100 AT&T prepaid wireless top-up cards for $95 worth of bitcoins.
 - http://bitmit.net/en/user/TangibleCrypto/?ref=2487

Now, if you are going to buy AT&T prepaid wireless, are you going to pay $100 with your credit card or $95 worth of bitcoins?

Locking in a gain in the near term beats speculation on the long term, especially when you can do both!
5695  Economy / Lending / First mention of Bitcoin on EDGAR DB - Loan documentation for a mining op on: June 23, 2012, 09:46:06 AM
Apparently Prosper.com submits each loan profile to the SEC, which causes it to end up searchable on EDGAR.

There have been several loans appearing since 2011.  Here's the most recent:

Quote
Description: INVESTMENT IN EQUIPMENT
Purpose of loan: This loan will be used to purchase 10 Butterfly Labs BitForce SHA256 singles.

These SHA256 hashers should add to my income as well. They will be used for "mining" Bitcoins, and at today's rates, they would mine around $30/day of Bitcoins ($900/month). All Bitcoins mined will be put directly back into this loan in the hopes of paying it back early (within a year is my goal).

 - http://www.sec.gov/Archives/edgar/data/1416265/000141626512000161/sales_20120307-1552.htm

This might be the transaction:

Ah, very cool.  I got my loan through prosper.com.  Looks to be very similar to lending club.  My interest was 22%, lol.

Interesting to see Bitcoin pop up in all these various places.
5696  Bitcoin / Mining / Re: Previous Difficulties on: June 23, 2012, 09:22:10 AM
Is there site that charts the difficulties with specific numbers? Or at least shows the last difficulty and the date it changed?

 - https://docs.google.com/spreadsheet/ccc?key=0AmcTCtjBoRWUdHVRMHpqWUJValI1RlZiaEtCT1RrQmc
5697  Bitcoin / Development & Technical Discussion / Re: bitcoin 0.62, 100% CPU load and stops working, possible DOS attack. on: June 23, 2012, 09:12:42 AM
Operating system?

Debug.log?
5698  Economy / Gambling / Re: anonibet offers sure/impossible bets on euro cup soccer final round games on: June 23, 2012, 08:27:19 AM
as one can see, the odds are 1.8 for spain and 5.3 for france for tonights game.

Are the odds fixed at the time you bet, or do they change based on how much wagering is occurring, and only the odds at the start of the game are what matter?
5699  Economy / Marketplace / Re: Request for Proposals on: June 23, 2012, 07:38:06 AM
i won't get into all the details, but basically, what i wanted to do is record this information in the block-chain...think of it like some type of a 'patent' where anyone by one process would be able to determine the ratio of BTC to new currency denominations by checking the block chain. for example:

{
  realm: "Satoshi Land",
  base: "BTC",
  equivalencies: [{name:"platinum", value:100000000}, {name:"titanium", value:10000000}...],
  ...
}

then, how will i use the blocks? essentially, in the new fork that I create (think namecoin), i would put in let's say 9 BTC to create a full set of denominations (e.g. one coin for each level, so i'd only have 100 gold, for example, 10000000 copper, etc )...then i can use these as 'rewards and incentives' in a social network, and develop the new currency based upon being backed by 'satoshi'. for example, maybe when you +1 or 'like' something then the system could transfer 1--5 satoshi (or gold or even titanium) to that person, based upon selections...also, the system will periodically 'reward' people for certain actions or by chance to increase money-flow (not money creation). there would be no money creation, but simply money injection. for instance, if one person just needed to have 100 gold today, then they could put in 1 BTC and instantly convert that to 100 gold within the system. this would serve the basis for building up virtual world economies (everything is made of something). from this we can build meaningful reward systems, etc.

from this perspective, satoshi is like a super-string...the 'stuff' that makes everything up. so by depositing a bitcoin, i can literally convert magical satoshi to anything i want, be it base metals such as gold/silver, etc, to equivalences of wool or cotton.

in this way, it would be possible to base any currency upon any other currency, so long as they are ultimately backed by BTC. Also, at any time anyone could audit the main account to make sure that the money is locked in.

Ok, I see where your thinking is, but you appear to be making this much more complicated than is necessary.

Perhaps there is some info in here that will help:
 - http://en.bitcoin.it/wiki/Smart_Property
 - http://en.bitcoin.it/wiki/Contracts
 - http://bitcoin.stackexchange.com/questions/2631
 - http://bitcointalk.org/index.php?topic=72022.0
 - http://people.scs.carleton.ca/~clark/papers/2012_fc_pres.pdf (CommitCoin)

I presume you see the benefit of putting this message in the coinbase for a block is that you then have the message made accessible (e.g., via an API) and immutable.  But really all you are trying to do is to timestamp a document that can be parsed, to make that document easy to locate (in the same block as the coins), and to exclusively associate that document with some generated bitcoins.

Is this correct?
5700  Bitcoin / Press / Re: 2012-06-22 forbes.com - The Bitcoin Richest: Accumulating Large Balances on: June 23, 2012, 04:38:24 AM
Forbes seems to do a good job of not reposting the same Bitcoin story that everyone's already posted a hundred times over. It's a nice, positive article that approaches the topic from a bit of a different viewpoint.

Thanks to Jon Matonis!

Doesn't it strike anyone odd that this little crypto currency experiment (currently valued, in sum, at less than $60 million USD) is getting so much attention from this one media publisher (especially when compared to how little any others cover it?)

It is almost like ... Forbes wants to have it publicly known that they (and they alone among their peers) had the foresight to recognize Bitcoin as being "a big deal" and as a result gave it more than its share of real estate in their online and print publications?

Before the global financial crisis started in 2007 certain people like Meredith Whitney, Nicholas Taleb, and Nouriel Roubini wrote not just on the troubled future they saw but on paths that would either protect or bring profit when the crisis took shape.  The publishers that featured their work gained credibility once it became evident how spot-on they were.
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