Your M365 admin can already tell by your IP address. Just like they know when you're looking at porn when your IP randomly hops states for a little while.
That sucks, and someone should do something about it. But to be clear, these findings are simply that the MRLs ("Maximum Residue Levels") allowed by current regulations are higher.
There is no actual data reported from testing levels.
Fully-automated outdoor vending machines for pizza from scratch already exist and aren't new. It doesn't seem like a huge stretch to adapt that to roll something into a burrito instead of baking it.
The two are not mutually exclusive. But OP's question was why "EVERYONE" has not deleted their account. And the objective answer is that some people obviously still use the service. But once again people are treating the downvote button as an "I don't like this" button.
Edit to add: Why? What exactly is wrong with what I said?
Your M365 admin can already tell by your IP address. Just like they know when you're looking at porn when your IP randomly hops states for a little while.