plus the anonymity made sense when it was illegal... but now it plays like a gimmick when people tear down walls of buildings to sell of work attributed to banksy, or the banksy collective,
i agree, though for me, without his west bank work i would completely write the guy off
this bbc doc is a nice companion piece:
http://www.youtube.com/watch?v=Sd2IU1aIe5c
it is called, Graffiti Wars, and is about Robbo the UKs original tag celebrity, also has a segment about blek le rat who, depending on your loyalties, banksy is an inferior derivative of or who is banksy's muse or mentor or inspiration