With my experience and the knowledge I have about how these solutions work the risks they bring with them and that ad networks take measures to solve the issue on their end. I don't see a real threat here. Especially when AJAX is used to send the event to the database the user will be long gone to the advertiser's page before the information is stored. In my tests most clicks I made like this were not counted and I was still able to click multiple times on a dummy ad of course
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