The problem is that they understand "greatness" in totalitarian, communist and military terms. Not in terms of human rights and freedoms or economic prosperity.
https://www.limousine.in.th/fast-track-immigration.php - shut down
https://www.klook.com/activity/11690-suvarnabhumi-airport-immigration-fast-track-service-bangkok/ - does not accept bookings
I just checked some Suvarnabhumi fast track service websites, and they appear to be shut down or not accept bookings. Is it a fallout from the recent events involving police officers escorting a Chinese tourist in police cars?
Most likely, those "problems" will be in the form of questioning without any consequences. They do this to many frequent visitors, although only a tiny number of them gets a real problem, like denied entry.