plus, of course :
6) Passengers of a larger stature tend to gravitate themselves to the exit rows, so there's a much higher chance that your lateral personal space will be compromised ....
Only for take-off and landing surely?
Loving the spin on "You can put your stuff in the overhead locker, then get up after take-off and stuff it under your seat, then fish it out again before landing and put it back in the locker" here.