Uhh... because he put it in his website, where the link takes you?

Hmmm, musta missed that part. It was an impressive fake - just enough
doubt to make me think "How the hell did he get away with that"
(scratching head) ... Naaaah, he couldn't have...

OTOH, this is a guy that should be hung. He promoted "tagging" as
"art".

Another urban yute gone bad