Border Tech in International Travel - Biometrics and how do you fight back?

I am about to embark on an international trip from Germany to Thailand (and maybe more countries in SE Asia). I've not been anywhere since COVID and I am very surprised how many countries, including Thailand, now require all your biometrics to enter the country.

Also the airlines boast about "You Face is Your Ticket" etc. kind of stuff when whey basically take a 3D scan of you, or your eyes, you fingerprints. Or ideally they they at some point …

asia back biometrics border countries covid germany international privacy tech thailand travel