Are You Using a Browser Extension to Ensure Data Privacy?

Bing's new chat bot AI powered tool has the benefit of knowing what it is you're actually working on, right? Like it's you can apply it to the memo you just wrote or the research that you're doing. The question is like, so who else knows? Or is this happening on device? Is this happening in my browser? Where is this happening? And who's getting access to this data? This is extremely important question, not just for notion but industry at large.