21 bitcoin

The Top Bitcoin Mining Pools That Really Control the Cryptocurrency
August 15th, 2015

Cryptocurrency network analysis company Blocktrail presented data concerning the bitcoin mining pool distribution.

Secret Bitcoin Startup ’21 Inc’ Gets Record $116M in Latest Funding Round
March 10th, 2015

A secret Silicon Valley-based bitcoin startup called ’21 Inc’ has raised $116 million from Andreessen Horowitz, Peter Thiel and others.