> Which is weird bc we all fret about "namespace pollution" but see no problem with calling something Vine after the last thing called Vine is still in the zeigeist enough that people say "I miss Vine" from time to time.

Well, who's going to do anything about it if we do have a problem? No one's in a position to rein Amazon in on its clearly abusive behavior in important domains; who both wants to and is able to regulate what it calls its services?