Of course, it's from Greek. I'm not saying it should be used to mean cryptography, nobody's claiming that. I'm just saying that throwing it around as a shorten

Of course, it's from Greek. I'm not saying it should be used to mean cryptography, nobody's claiming that. I'm just saying that throwing it around as a shortened version of cryptocurrency is the most ill-conceived usage you could possibly make of it. Both from an etymological and lexical standpoint.