Blocked ventilation holes on Xbox 360?

Blocked ventilation holes on Xbox 360?: "From xbox360fanboy.com: Some observant [xbox360fanboy.com] readers have written in wondering if any of the possible Xbox 360 heating issues could be linked to what appears to be 'unpopped' ventilation holes on the console itself (see below).Bottom-line: While it does look like a random pattern, it is consistent across all examined Xboxes and does not appear to be any kind of manufacturing flaw.