There's a difference between leaving a "simple note" and abusing a security tool to spam employees. Google is tired of employees using their job as a political

There's a difference between leaving a "simple note" and abusing a security tool to spam employees. Google is tired of employees using their job as a political soapbox. Furthermore, it sets a precedent. Next week someone uses the same tool to argue against unionization. And now Google had to let them do it or they'll be seen as being impartial.