At this point I wish Amazon would convert entirely to Prime-only and remove any last reason for people to casually shop there. Bonus points if the whole websit

At this point I wish Amazon would convert entirely to Prime-only and remove any last reason for people to casually shop there. Bonus points if the whole website went behind a login. But they won't as since you point out they can probably gain baseline + n by tempting those n people into their parlour and then up-selling.