I don't think he's saying the option shouldn't exist, just that it's not sensible to yell at the people using exchanges like what they're doing doesn't make sen

I don't think he's saying the option shouldn't exist, just that it's not sensible to yell at the people using exchanges like what they're doing doesn't make sense. You have the option of buying a vault and not using banks in fiat, too, though I very much doubt you do that.