That's a great example. I can say that for a very long time (at least 5 years, probably more but I wasn't there to know for sure) Google has had explicit polic

That's a great example. I can say that for a very long time (at least 5 years, probably more but I wasn't there to know for sure) Google has had explicit policies and training for all employees about not sharing data across projects without explicit user consent for this and many other reasons.