And then there is the whole issue with private property - even if you’re not allowed to use metal detectors, there is nothing preventing you from digging holes in your own garden. But that is not what most people are doing - most suburbs are getting an archeological survey before they are build and then the construction will destroy everything else. So most metal detectors are running around on fields, through woods, some with private owners, some in state ownership
It is even worse:
https://blogs.fasos.maastrichtuniversity.nl/EUS2516/lowliteracyineurope/
So they are not just not reading any books, they literally can’t read books.