Per your feed, we agree on much. But:
No activist, Kari Sullivan is just a linguist who did a study—that presents Important NEW evidence.
So the way James Madison ALWAYS used words indicates that in writing the text of the 2nd Amendment, he employed "people" to point back to "militia."
That invalidates much gun-spreader rhetoric, & the shallow misreadings that SCOTUS justices made to "achieve a desired outcome."
https://www.tandfonline.com/doi/full/10.1080/0013838X.2018.1436285#d1e1117