An in-depth investigation from Business Insider looked at the company's security practices, Zuckerberg is said to have a number of different measures to protect himself, including a "Praetorian Guard" (implemented in case an employee tries to rush him when he's at a company all-hands meeting), as well as the aforementioned "panic chute."

https://www.foxnews.com/tech/mark-zuckerbergs-conference-room-has-a-secret-panic-chute-report-says

Can you just imagine the picture of Fakerburg sliding down his bat pole secret escape route only to be met by a swat team with warrant in hand !!!!