Is everybody in the future destined to have john.smith45453323@emailprovider.com?
Yes, if they insist on using emailprovider.com as the domain. Compared with all the other subscriptions people are happy to pay, owning mypersonaldomain.com is pretty cheap.
Depends on your definition of good, but yes, if John Smith wants to be john@smith.com he's out of luck unless he has a pile of money to offer the current owner.
Yes, if they insist on using emailprovider.com as the domain. Compared with all the other subscriptions people are happy to pay, owning mypersonaldomain.com is pretty cheap.