MMORPGs, Flawed by Nature - "Grind"

It seems like everyone I know that plays MMOs just gets burned out by them, myself included.  Is the current model just inherently flawed?  What's the biggest problem?  What can be done to fix it?  Are minor tweaks all that are needed, or is a massive overhaul necessary?

>>5

Of course you'd say FPS are more fun. All you want is a quick thrill, and team speak works just fine for conversation you dumb fuck.