Yeah, I also suspect this may be it. Cryptocurrency will be useful to consumers 'directly' in exactly the same sense that linux is useful to consumers 'directly

Yeah, I also suspect this may be it. Cryptocurrency will be useful to consumers 'directly' in exactly the same sense that linux is useful to consumers 'directly' - it runs behind practically every service they touch every day. The fact that many won't need to know or care that's the case, what it is, how it works, may be similarly irrelevant.