You're literally sharing your data with Google. Do you think that that's a reliable partner to give things to and that that will not completely come back to haunt you in the future?

Another cool one is the google calendar skill. E.g. you could send him your course syllabus and he can parse and load important dates into a google calendar.

I'm having fun until I burn through my Gemini trial credits. After that, who knows. I've heard of people spending quite a bit of money setting these things up, and I can't see how I'd be able to justify that. It's mostly a fun thing, that has had some minor productivity advantages so far.