Hello all, since Bitstamp is down, we removed them.

New feed:

We use streaming prices from the largest BTC exchanges:
Bitfinex,Bitstamp, Okcoin and BTC-E.

Computed as:

(Bitfinex mid + Bitstamp mid + Okcoin mid + Btc-E mid + (Bitcoinaverage.com last)*2 ) / 6 

Also, 13 WINS in a row!!!