I believe Jeff Booth (npub1s05…eyhe) is on the forefront of personal AI assistants.
Jeff Booth elaborates on personal AI assistants in this interview with preston (npub1s5y…6q7z)
https://open.spotify.com/episode/7KxMLcBZ14TPO6loZ6fmYA?si=IOkBohaURxeEuyoIWMNN-w