Most guns laws are just for political expediency.
Politician just wants to sell his constituents he's tough on guns.
Someday, people will eventually get to the conclusion that letting ex-cons and felons run around scot free is a bigger problem than law abiding gun owners.
If your limited to only 10 rds you need a Barrett 82 .You get to live somewhere where the PS90 has a 30-rd capacity and is useful. I would be stuck with a neutered 10-rd version.