Be careful what you Wiki when you work at a large company. Now that people can find out the IP address of Wikipedia users and what they changed, it's probably not a good idea to edit entries for competitor's products.
A Sony employee at the SCEE offices in Liverpool, England changed the Halo Wikipedia entry under the Halo 3 sub-section to say that Halo 3 "won't look any better than Halo 2.
Naughty, naughty SCEE employee.
The entry has been fixed as we all know that Halo 3 does look better than Halo 2.
N4G.com: Sony insults Halo 3 on Wikipedia