[harryh]

"21.co had been started as 21E6, a bitcoin mining company with a sizable data center footprint and a monthly bill to match. The company was set up to return mined bitcoin to its shareholders"

https://medium.com/@balajis/the-turnaround-2d145589d814

[fudged71]

Uhh... wow. He's former A16Z so he would likely have devised 21 while he was working there. Seems totally plausible to put the invested cash into BTC.