Well yes there is no real use for the gold and loot, but hopefully they will add that.
But we all know that doesn't matter, as long as you are gaining xp and lewt and lvls, usefulness of the rewards is a bonus, like the achievement points in WoW.
No real use, but everyone whores it up.

I'm really going to try and use this cos I have fuck all motivation and have been thinking about how games and rl can be merged a lot recently, and also that TED talk kind of touches on this so yeah.
http://www.ted.com/talks/jane_mcgoni...ter_world.html if you're interested.