And the innovation of Bitcoin is, the underlying technology is block chain, and a block chain simply provides a tamperproof transaction record of where the money has moved around. ALISON BEARD: So if I’m a manager at a company who’s not investing at all in cryptocurrency or block chain currently, and by investing I mean studying, putting resources behind it, to figure out how it’s going to impact your business, and I’ve bought into your case, how do I make the argument within my own company, and where do I start?