

Drop ceiling tiles are so fragile and ugly. Very laborious to install. Guests would do stupid things, like lift them up to snoop and put tuna cans up there and other nefarious stuff. The stack of tiles needed to outfit a hotel would be massive. To think drop ceilings are used in hotels defies logic.
Drywall is so cheap and easy, and leaks and failures so infrequent it doesn’t make sense to have “easy access” to the interior of walls. Drywall is the easy access.