It is a weak strawman to try to shift the debate to speculation if there were actually planes or not. I would agree with you that the evidence of planes crashing into the buildings far outweighs any other evidence I have seen, CGI wings etc.
straw man
noun
noun: strawman
1.
an intentionally misrepresented proposition that is set up because it is easier to defeat than an opponent's real argument.
"her familiar procedure of creating a straw man by exaggerating their approach"
2.
a person regarded as having no substance or integrity.
"a photogenic straw man gets inserted into office and advisers dictate policy"
I'm thinking of becoming a free-thinking flat earther, we can dispense with boring traditional physics and maths, we can ignore any facts that are inconvenient and focus education on watching youtube conspiracy videos.
hypocrisy
hɪˈpɒkrɪsi
noun
the practice of claiming to have higher standards or more noble beliefs than is the case.
"his target was the hypocrisy of suburban life"
synonyms: sanctimoniousness, sanctimony, pietism, piousness, affected piety, affected superiority, false virtue, cant, humbug, pretence, posturing, speciousness, empty talk