Yesterday, Blizzard announced a new paid name change service. The roll out will be in phases across the realms, and the fee for the name change will be $10.
For a mere ten dollars, you can get rid of that goofy name you put on an alt that you ended up enjoying and playing.
For a mere ten dollars, you can get rid of your reputation as a ninja or general malcontent.
It's not the end of the world, or the best thing since sliced bread, but it presents interesting possibilities and problems.
I'd much rather see a faction betrayal quest ala Ever Quest II. They said renames would never happen, though, and this is just one in a long list of "nevers" that has come to pass, so who knows?