Google's AI-based features are applied to G Suite as well as the public versions, AFAIK. So your emails still get swept up into their deep learning algorithm for generating Smart Replies and the like.

A lot of Google's smart features technically "read your emails", and they are used on your account whether it's paid or not.

Local software (Office can still be run local only, I presume) vs cloud software?

You don't know what you're talking about.

Don't just repeat cool sentences that don't apply here.

You're wrong here, ESPECIALLY with microsoft.

If I am wrong, why do Microsoft collect so much data? An honest question to you.

Guess I was right then.