A perfect AI assistant is never coming. A near perfect one still has all the context switching downsides of unlimited free use of the mechanical turk API just faster.
Their problem really is in the present, no one should be buying their dangerously premium productivity boost plans when others will offer intelligence too cheap to meter. Such lack of faith in their own AI to solve future problems kind of exposes the doubt tree about their current path.
None of these Hype AI CEOs are willing to put their money where their mouth is, draw up a contract to sell all your hard assets for their projected cost to replace them in 2028. If so confident your AI can replace human labor for near-free by then what is the worry? Oh no, it won't build a yacht or a house by then... I know.