So many of them that it is scary. And educating them will probably often elicit the stubborn response: "I don't care, I like it, it's convenient and the errors won't kill me" (at least if their attitude towards privacy is any indication).

Way too many people drinking the corporate koolaid and continually using and recommending this trash, despite what their own eyes show them.

The overwhelming majority of users will use whatever's preinstalled on their platform. I dunno if OpenAI can go pay some cell phone manufacturer to preinstall their browser, but if they want marketshare, I'm pretty sure that that's the only realistic route to do so.