This is not a historian. It's some guy who's into wet-plate photography. His style can now be easily replicated. His wet-plate work is now just an unimportant hobby.
I'm really looking forward to the great humbling that AI will bring artists who for some reason feel their craft is sacred and thereby should be gatekept and protected.
Don't get me wrong, I love art and think it's important. But so is medicine and plumbing.
This annoys lower-tier boomer musicians, for whom Being In A Band was a big deal. That died when there were several million bands listed on Myspace.