I'm interested in businesses that take digital bits and turn them into interfaces for physical atoms. I'm also interested in drones, Bitcoin, and 3D printing.

We think of bitcoin as mobile. It's not one company; it's broad.

Tokenization applies to scarce assets. Today, the most appropriate thing to tokenize is something that's purely digital. Bitcoin and ethereum are the canonical.

Bitcoin is a way to have programmable scarcity. The blockchain is the data structure that records the transfer of scarce objects.

Every time you load a webpage is a HTTP request. That's a lot of HTTP requests. If you are earning bitcoin on every HTTP request, that could be a lot of earned bitcoins.

Isn't the purpose of bitcoin mining simply to get rich - or not, as the case may be? Well, at 21, we are less concerned with bitcoin as a financial instrument and more interested in bitcoin as a protocol - and particularly in the industrial uses of bitcoin enabled by embedded mining.