Opinion — no citations yet
Marked sensitive
The author has not said this one is safe to show without warning.
Every note starts marked, so this usually means nobody has cleared it rather than that anything is wrong.
It says nothing about whether the claim is true.
Examine who argues that the attacks served specific policy or economic interests (e.g., war authorization, defense spending), and what evidence, if any, connects those interests to foreknowledge or facilitation.