Which means it's also going to be a nightmare for someone who possesses your item to disable it by simply taking out the battery.
Four screws is hardly a nightmare for something you do once a year.
It's a nightmare to put that amount of effort to keep *many* AirTags scratch proof considering it's only a $29 item.
If a thief stole your backpack and found an AirTags, they would just flush it down the toilet or throw it out the car window. Don't know why they would feel the need to unscrew it.