Not surprised. Tech companies (Facebook and Google in this case, and probably others) have been known to retain Pinkerton agents to monitor employees. Yes, those Pinkertons.
“Among other services, Pinkerton offers to send investigators to coffee shops or restaurants near a company’s campus to eavesdrop on employees’ conversations.”
“Among other services, Pinkerton offers to send investigators to coffee shops or restaurants near a company’s campus to eavesdrop on employees’ conversations.”
https://newrepublic.com/article/147619/pinkertons-still-neve...