Bitcoin, schmitcoin. Let's play piggyback on the blockchain

Cryptocash isn't cool any more - and its core mechanism is being hijacked

Bitcoin may have generated countless salacious news headlines, but it's a cameo player in a much bigger act. The blockchain is the real innovation that that makes Bitcoin work, and could well outlast the upstart currency. But it's in trouble - and Silicon Valley has forked out millions to try and save it."