I previously blogged about how to mine bitcoin in Ubuntu Linux using appropriate GPU. However, here are the video of professional bitcoin mining rigs used to generate bitcoin. The combine GPU processing power is capable of processing up to 48 Gigahash/sec!
There are also mining rigs available for purchase from BitcoinRigs.com
Further reading: Bitcoin Mining Rig setup (Bitcoin Wiki)
A handy bit coin related add is CoinHandle (http://www.coinhandle.com) to get a personalized handle / pretty url (e.g http://www.coinhandle.com/username) instead of using the normal bitcoin addresses (1QJ69tYZMjShsR7HbGVyS3V5FoDT8zeMMj)
Hi, we are a group of people interested in strengthen the currency, we think that bitcoin it is a revolutionary idea so we launched http://withbitcoin.com . A totally free site where people can buy/sell/exchange goods and btcs or provide services. Btw, great post !
Yes, to backup your wallet, just run:
tar czf bitcoin-wallet-20110621-1716.tar.gz ~/.bitcoin
copy bitcoin-wallet-20110621-1716.tar.gz to your pendrive, you’ll be safe.
What happen if your hard drive crashed with your wallet of thousands bitcoin in there?… Is there any safe way to regularly backup or secure your bitcoin wallet?