“None of those are halachic points. They are all naarishkeit points.
1. So what? Quite a stretch to apply that to those who came en mass after the war and outnumber the sfardim.
2. That was hundreds of years ago.
3. That is the beis yosef — not ashkenazi.
4. Also hundreds of years ago, and a cherry picked source from that era.”
Disagreeing with the application of the points does not make them not halachic points.