The new office mate’s prank will be to switch your AI’s voice to a Kardashian, Fran Drescher, Pauly Shore...
Plus I am sure that LLM engines could command a premium by shrewdly licensing such talent as James Earl Jones, Majel Barrett, or Milla Jovovich?
But it seems like the current trend is novel/generic voices in order to avoid suits/fees and pioneer new territory. Isn‘t Siri‘s personality a recognizable celebrity by now?