What the hell is going on with network hashrate?!
http://www.bitcoinwatch.com/Climbed madly to peak at 4.4 Thash ... and now crashed down to 3.2 Thash ... outside statistical variability. Someone or something had a big push and now has backed off ... first attack? Someone trialling FPGAs?
Anyone got the skinny?
That I think is related to the flawed way in which the hash rate is calculated after a difficulty increase. In other words the problem is with bitcoinwatch.com