Putting the HD-DVD decryption code in a sig was the easiest way to make hundreds of copies of it quickly. Point in copying it is not to be a pirate (I don't even have HD, let alone HD-DVD) but to prove the point that YOU CAN'T OWN ARBITRARY ALPHANUMERIC PATTERNS, DUDES AND LADIES.
Also, yes, every day is Dead day here.
"More then ever, the world needs love and the Grateful Dead!" -Vince