The only reason that these speculations continue is that the government has not given a credible account of what actually happened on 911. The fools are those who are content to swallow the Bush Party Line on this issue. The supposed bi-partisan efforts at an explanation in Washinton culminated in a whitewash. This fuels the interest.
The word "demolition" being used and reused here should make any questioning American who has something going on upstairs wonder.