Because you don’t train your self-hosted LLM.
As a result you only pay for the electricity of computing your tokens (your request), this can be especially reasonable if the same machine also does local game streaming and or transcoding, and thus already has the requirements to host a LLM.

If you don’t have rather unreasonable means, your local LLM is just very much more limited in parameters (size), and will not be as good as other, much larger models.

Privacy, Ethics and personal interest usually are the largest drivers from what I can tell.

When asked about Nintendo’s solution for backwards compatibility with Switch games and the GameCube classics available on the system, the developers confirmed these games are actually emulated. (This is similar to what Xbox does with backwards compatibility).

“It’s a bit of a difficult response, but taking into consideration it’s not just the hardware that’s being used to emulate, I guess you could categorize it as software-based,” Sasaki said of the solution.

They are (mostly?) talking about Gamecube right?..
right?

Or is that the reason for the Switch-Emulator-Witchhunt, they actually “bought” the tech?

And, with Alzheimers, he might have gone through grief and panic multiple times.