I am beyond trying to reason with folks like this. Mentally, I am at the next phase, as I believe the time to dialog with ignorant 8-yr olds is past.
These are the people we will face on the field of battle when the Civil War comes. However, I get the feeling that the 69th light infantry and felching brigade will call in with the sniffles on the eve of battle, so no worries!
We won’t ever be looking over our sights at these people.
Remember, they expect the gov’t to do all their dirty work. They’ll demand that the feds “bring the rebels under control”, but they’ll never pick up a weapon themselves.
My son and his wife live in SF and sound like your family.
Thanks to FR I usually win arguments with him - when we have them - we mostly try to avoid politics.