We do, but the vast majority of users interact with centralised models from Open AI, Google Gemini, Grok...
Like 50% of internet users are already interacting with one of these daily.
You usually only change your habit when something is substantially better.
I don't know how free versions are going to be smaller, run on commodity hardware, take up trivial space and ram etc, AND be substantially better
If you are using an Apple product chances are you are already using self-hosted models for things like writing tools and don't even know it.
No, you usually only change your habit when the tools you are already using are changed without consulting you, and the statistics are then used to lie.