Even without considering the full phrasing of the 2nd to be related to militias, there's still considerable room for regulation. If one actually reads Scalia's

Even without considering the full phrasing of the 2nd to be related to militias, there's still considerable room for regulation. If one actually reads Scalia's Heller opinion, it explicitly says that regulation, of gun posession is of course not ruled unconstitutional. Nor are restrictions on the types of firearms unconstitutional.