Maybe when it hits a million or something in that range. I dunno, though, I've been hearing this kind of thing for 15 years or so. Not that it won't happen, I guess, but it seems like they are waiting a very long time...
Yeah, hard to say. Crypto has gone into a rather weird direction since its inception. If it is going to be used as a way of conducting transactions for real, people would have to move stuff in and out of fiat very quickly, given it is being used as an asset class more so than currency.