At that point what's the value add of the PM (and maybe even the consulting company entirely), if the PM is just doing doing custom stuff? How many of those can the customer solve themselves with Fable? OR the support agent at the vendor without needing to take it to a PM?

PM in this sort of company—where there's no grand unifying vision vs just responding to customer requests—is the sort of almost-entirely-paperwork role that starts looking less necessary when you can have LLMs summarize all those comms and "analysis."