I tried a free AI headshot generator; it's ok as far as it goes (if you're not too fussy) but there's no opportunity to tweak it at all so I couldn't tell it that I don't own a white shirt or blue shirt or black tie or white t shirt or plain jumper or grey jacket, or that my habitual expression ranges from slightly irritated to royally pissed off ... it seems to just try everything and hope that something works which, to be fair, was my own philosophy when I started out