To your point about watching YouTube with adblockers still helping Google due to viewership numbers. That’s exactly why after I stopped supporting blizzard (at first due to the blutzchung controversy, then everything else that happened) I immediately stopped playing hearthstone, yes, I was playing it free, I never spent any money on it, but I didn’t want to even indirectly help by giving them usage statistics, or by giving paying people even a little bit of a quicker matchmaking.
Plus, even if he really doesn’t have an account, then that’s worrisome as well because if you’re struggling to pay for your kids tuition, that raises concerns about being more susceptible to bribery. That’s why one of the things they look into when you get clearance is are you struggling financially.