All of those things have been asked for for years and ultimately will require them to gut their system and rebuild it. This will take a lot of man hours and has the potential to screw up stuff in the game with how much has been built upon their already subpar system. Should it happen? Yes. But people tend to freak out and go "My content!!!!!" if dev attention is taken away from future PvE content.

There's also another thread going atm with a similar topic. Instead of starting your own, why not add your thoughts to that one and help it grow? The only way the staff pays attention to these posts is if they blow up into the hundreds of pages.