#Bitcoin pioneer Hal Finney lecturing on cryptography, 27 years ago.

@Pierre Rochard to the Texas State Senate: "#Bitcoin will continue to accrue long term value, so now is the perfect time to make a strategic investment."

The Bitcoin network has just surpassed the historic milestone of 1 Zeta Hash. 1 ZH/s (one zeta hash) is 1,000,000,000,000,000,000,000 (one sextillion) hashes per second. This is the number of times per second that all miners combined try to solve the proof of work.