I, too remember my oath taken 6 January 1959. I, too was never “un-sworn” nor “un-trained”. I, too still am obligated to that oath.
I suspect that many, if not all, former service members feel the same. That would be several million strong. And armed.
And to the NSA trolls, FU.
bump
I wonder. It seems to me that many must have either sworn to defend a different ("living"? /sarc) Constitution than I did; or they did not know, think, or care about what they were swearing to, especially of entering into elective office.