They are MPAA because they are stupid, or they are stupid because they are MPAA?

"The MPAA is having a go at erasing the fairly public HD-DVD processing key number from the Interweb."

From here:
http://www.theinquirer.net/default.aspx?article=39330

09 F9 11 02 9D 74 E3 5B D8 41 56 C5 63 56 88 C0

09 F9 11 02 9D 74 E3 5B D8 41 56 C5 63 56 88 C0