I posted my best shorthand recommendation, in direct response to you asking, above (#280). I have been posting a variety of suggestions I think would improve matters significantly for years now, on this forum.
IMHO the main issue is gun violence, not gun control, and for that there are many ameliorations and improvements ready to hand. The biggest one so far enacted was mandating unleaded gasoline - quite a bit of gun violence has evaporated since the fifteenth year of unleaded gasoline.
Not at all. The liberals can adopt reason, demonstrate trustworthiness, pick up the splintered majority, and enact their by then reasonable agenda any time. They don't have to overcome so much of their own "side's" financial interests, for one thing.
Paranoia in two small minorities, either one or both isolatable at any time.