On my whatsapp group among my friends, this conversation seems to take place almost every year.
Person A, conspiracy theorist: posts videos and articles showing the possibility of inside job
Person B (a west point graduate, army ranger, with two purple hearts earned through two different tours in Afghanistan): It would take a lot of coordination and cover up over various decades to pull this off and none of this was evident in any of my dealings with those in Afghanistan or the upper echelons of our own military our our allies