[ContemptofCourt]

That is not entirely true, as missions from as far back as 1988 have experienced this problem ... see http://www.freerepublic.com/focus/news/835018/posts (STS-27)

[fooman]

You may right, but the frequency and intensity of the foam hits seems to linked to the change in material.

Its worth investigating along with ALL other possible causes.

Still, I doubt you won't see this angle on MSNBC if it were true.

They might trumpet thier scoop on the memo and maybe video, but wont talk about how the foam changed and then was not re-certified.