Originally Posted by edgeprod

So tell us who the thief is, if they're not anonymous?

Privacy: I know who you are, but not what you're doing.
Anonymity: I know what you're doing, but not who you are.

I'd much rather be in the latter situation. I'm not giving a tutorial on how to tumble Bitcoins, but suffice it to say that if I wanted to make a coin lose the link between its origin and destination, I could.