That's because there is no lock-in in the current ecosystems for AI. Yet. But once AIs become your lifetime companion that know everything there is to know about you and the lock-in is maximized (imagine leaving your AI provider will be something like a divorce with you losing half your memory) these parties will flock to it.
The blessing right now is the limit to contextual memory. Once those limits fall away and all of your previous conversations are made part of the context I suspect the game will change considerably, as will the players.
The blessing right now is the limit to contextual memory. Once those limits fall away and all of your previous conversations are made part of the context I suspect the game will change considerably, as will the players.