"Never complain, never explain" was good enough for Katherine Hepburn and Benjamin Disraeli.

And yet... 9/11 and the conspiracy theories that surround them are still exceptionally raw and emotive subjects for millions of your potential readers, where misunderstandings have the power to do damage, and so in this case I think you were right to make an exception. I just thank my lucky stars that in my days of writing TV scripts instant internet critiquing wasn't available and the more off-beam viewer responses were not exposed to the world.