Working as intended.
Age verification laws aren't about porn and never were. They're about instituting systems by which governments can restrict individuals' access to internet content that is not in itself illegal, and that they just don't want people to be able to see.
People complain about the evil of landlords, but it's nothing compared to companies like this.
Landlords at least nominally provide some sort of ongoing services. There are no necessary services a font company could possibly provide - there's no maintenance, no upkeep, no ongoing costs at all. This is just pure, and purely evil, rent-seeking.