Subject: Re: What Blue States Need To Do
You might wish to read beyond the point in Armitage’s article where you gave up.

There’s precedent for what he’s suggesting.

Beginning with Northern states refusing to enforce Fugitive Slave Act

LOL. Sure.
Here's the thing you're forgetting: many blue states are - thanks to profligate democrat spending with zero appetite for restraint - almost broke. When the IRS slaps them with daily fines - well within their power - they'll cave.