“We're quite confident that when we're sitting here in 20 years, we'll be talking about Bitcoin the way we talk about the Internet today. We just need time for it to play out.”-- Marc AndreessenThere’s no shortage of blockchain evangelists heralding this “inevitable” future, as described by the eminently quotable Silicon Valley investor and entrepreneur. In spite of a lot of very smart people being really excited about the implications of blockchain technology, my friends’ and family’s eyes tend to glaze over when I start explaining what I’m working on.