Honestly this has never really been a secret, but it is good to see this get some proper attention. With any luck Americans will be more wary of statements like Bush's infamous "'Why do they hate us?' ... They hate our freedom".
http://news.google.com/newspapers?id=cOEbAAAAIBAJ&pg=3398,80...
"Iraq May Get U.S. Aid To Prevent Iran Victory" -- May 21, 1984
http://news.google.com/newspapers?id=xcQ_AAAAIBAJ&pg=2897,26...
Not much of a secret indeed.
Our policies in Egypt and (ironically) putting troops in Saudi Arabia to fight Saddam, on the other hand, did motivate Al Qaeda.
Non-sequitur. No matter how true it may be for Al Qaeda, for which people may feel they have seen evidence, you provide absolutely no backing for your assertion that a "substantial proportion of all muslims everywhere" agree with what you assert Al Qaeda feel.