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161  Bitcoin / Development & Technical Discussion / Re: Can bitcoin support a blockchain that is 1000 times bigger? Is it scalable? on: May 11, 2013, 09:30:17 AM
The problem may be, that the size of blockchain - O(n^2) - determines the complexity of transaction validation, so some naive implementation either require O(n^2) of fast memory, or slow search through the blockchain. Then, if the amount of transactions is O(n^2) and the blockchain size is O(n^2) too, it may end in something nasty as O(n^4) time complexity.

And, yes, I know about hashing, patricia trees, etc. But I point out that the storage is just one piece of rather complex build.
162  Bitcoin / Hardware / Re: [Announcement] Block Erupter USB on: May 06, 2013, 11:58:35 AM
Chance is increasing with every day for Bitcoin and SHA-256 to become obsolete technologies. Sorry to reveal it to you, but Bitcoin is not the future of cryptocoins.

Well, what's the future of cryptocoins, then?
163  Economy / Speculation / Re: Wall Observer - MtGoxUSD wall movement tracker - Hardcore on: April 23, 2013, 06:33:09 PM
Everyone needs to watch this Mark Karpeles interview!

http://www.youtube.com/watch?feature=player_embedded&v=LLjlOw3TVc8#!

Key takeaways...
1) Most of the EUR and USD raised during the selloff is still at Mt Gox
2) 5M-20M USD coming in daily, only 300K-1M leaving

That's IMHO the real cause of the recent price uptake over 130 ... Not sure if I like disclosing such information ...
164  Economy / Auctions / Re: AUCTION - 8 rolls of new 0.5BTC Casascius Coins on: April 18, 2013, 07:34:46 AM
Where do you keep them?  A safe deposit box?

Does it not bother you that anyone with physical access to the box (e.g. crooked employee) can easily recognise what it is, and steal your coins?

Nope, this is why I came up with BIP 38 and Casascius Bitcoin Address Utility.  It allows you to create passphrase-encrypted paper wallets.

Keep two or three copies of your encrypted paper wallets in safety deposit boxes in two or three different cities.  This may sound like a big deal to set up, but it's not: there's probably a branch of the bank you already bank with in another city you already visit once in a while, just open a box while you're there.  Use a bank vault for what it's actually good for - storing your valuables so nobody can touch it - rather than as as theater to make it seem like they actually have your money there.

Leave a copy of the passphrase with your estate planning attorney in a sealed envelope.

I would also recommend to not disclose the Bitcoin address on the encrypted offline wallet, so noone can guess the amount stored there. Otherwise you risk severe torture/blackmail/kidnapping when someone gets to your offline wallet and forces you to pay ransom by revealing the password.
165  Other / Off-topic / Re: Satoshi might be mentally derranged on: April 17, 2013, 06:56:54 AM
Satoshi is a NSA group codename for a plot to explore the space of SHA2 partial collisions.
166  Economy / Service Discussion / Re: Mtgox claim officially turned bitcoin into Ponzi on: April 14, 2013, 10:29:03 AM
We are confident ... that Bitcoin  will rise again. Nuff said.

When I say that Phoenix will rise from dust, does it mean it will be traded on higher price?

Please, distinguish between Bitcoin and its price. And do not take MtGox English too seriously.
167  Economy / Speculation / Re: Wall Observer - MtGoxUSD wall movement tracker on: April 13, 2013, 08:44:09 PM
We need ticker (and graphs) on the gox lag. It is important trading indicator. From my experience, it's not triggered up by large sells alone, but the DB locking during rapid order changes WHILE there are rapid price movements (in both directions). During sellout, the MtGox runs pretty fine. When there are opposite forces "fighting", it lags.
168  Economy / Securities / Re: ASICMINER: Entering the Future of ASIC Mining by Inventing It on: April 13, 2013, 11:53:35 AM

Friedcat, I dream about PCIe card with size similar to GPU, taking about the same 300W, using similar cooling and using 100 of your chips.

Any chance to get this into reality? The market would be fantastic for this.
169  Economy / Speculation / Re: Wall Observer - MtGoxUSD wall movement tracker on: April 12, 2013, 10:15:41 PM
I feel that just THIS makes me strong bull again ..



friedcat presented USB powered mini ASIC running 300MH/sec. That's what I call DECENTRALIZATION.
170  Economy / Speculation / Re: Wall Observer - MtGoxUSD wall movement tracker on: April 12, 2013, 05:59:46 PM
At this minute of posting bit stamp gives 68 something and mtgox gives 75 something as the price

What am I missing ?

Because there's not enough Chinese among Europeans ;-)
171  Economy / Speculation / Re: Wall Observer - MtGoxUSD wall movement tracker on: April 11, 2013, 02:24:09 PM
Isn't that roughly 12 hours away from now?

Yeah, 12 hours from now. This is outrageous IMHO. WTF means market cooldown? Geez, they could just say it's down because massive lag, and they are fixing things, but what the f does MARKET COOLDOWN means?



Is it really necessary to START the trading EVER again? Mean, on MtGox? Smiley
172  Economy / Speculation / Re: Wall Observer - MtGoxUSD wall movement tracker on: April 10, 2013, 04:57:08 PM
We need to go DEEPER .. (too lazy to link that INCEPTION image here) ...
173  Economy / Exchanges / Re: www.BITSTAMP.net Bitcoin exchange site for USD/BTC on: April 10, 2013, 04:17:41 PM
Sorry my ignorance, but right now there are bids at BitStamp HIGHER than asks, so you can sell Bitcoins for $247, while you can buy them for $232 .. whats wrong?
174  Economy / Web Wallets / Re: Blockchain.info - Bitcoin Block explorer & Currency Statistics on: April 09, 2013, 07:32:50 PM
When I ask on Wallet page to e-mail me backup of my wallet, the page says "Email sent", but I've never received it. Tried over last 2 months. E-mail is set, was verified and was receiving backups some months ago. What's the problem?
175  Economy / Speculation / Re: Wall Observer - MtGoxUSD wall movement tracker on: April 09, 2013, 09:07:11 AM
Meantime, they should forbid placing orders lower than 0.01 BTC, this would help the system, too.
176  Economy / Speculation / Re: Wall Observer - MtGoxUSD wall movement tracker on: April 08, 2013, 08:44:11 PM
Just to remind you guys what happened last time:



Notice that huge spike in asks in the middle? Yes the crash gonna come out of nowhere... There's somebody with several dozen million $ worth of BTC out there and he's gonna want some of that.

It was PIRATE with stolen funds.
177  Economy / Speculation / Re: Wall Observer - MtGoxUSD wall movement tracker on: April 08, 2013, 01:25:17 PM
it just shows.. any publicity is publicity.. and still masssive gox queue the game is not over yet :-)

Anyone know the figures?
I'm at 9100 in the queue.
I need to find a way to get proof of residence without an address though.
Anybody know if you can get a mobile phone bill on pay-as-you-go? Tongue

Im 14k in que Sad

just did the verification i'm at 15640

Damn, we need some graph on these numbers! Seems the queue is on bubble ..
178  Bitcoin / Pools / Re: [ANN] BTC Guild Registration Limits/51% Mitigation Plan on: April 07, 2013, 07:02:01 PM
Any chance to discuss with friedcat to move his ASICMINER out of this pool (and setup its own)?
179  Economy / Speculation / Re: Wall Observer - MtGoxUSD wall movement tracker on: April 07, 2013, 04:26:49 PM
Ok, another wrong prediction for me, I sold half of my coins this morning...
I think I have some kind of special superpowers, since price ALWAYS do the opposite...

Please, keep us updated about your future steps .. Smiley
180  Economy / Securities / Re: ASICMINER: Entering the Future of ASIC Mining by Inventing It on: April 07, 2013, 03:48:56 PM
I HOPE that ASICMINER will soon move out of BTCGuild! It should set up its own pool and go "solo". Its unhealthy for the network.
ASICMINER needs to show everyone how much they're hashing, for different purposes. The easiest way to do that, is to mine on the pool.

They can put its signature into block they create, like many pools do. Then, blockchain.info or any other service will show up "ASICMINER" blocks, even in the graphs. Simple and easy. Plus, all investors can get about 3-5 % more for not paying the pool fees.
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