They have to fear swatting. If you’ve got the time and knowledge of where the individual likely lives, a hunting app for instance will show who owns each land plot in clear-text lol.
If you’ve got the time and effort, it doesn’t have to be. These “extreme privacy” measures are available to the laymen with some time/effort/money, or definitely for someone with a tech job.
One of the main steps is buying or renting under a LLC. Anyone can do that with planning.