Facebook ‘ Unsend ‘ Message Option May Increase Cyber Bullying Warn ExpertsByDeanna Dwyer-April 9, 2018.117 Feature announced after rumors that messages sent by Facebook Ceo were secretly removed from Facebook The full scope of the feature is still unknown; experts warn that the feature may be used by possible harassors to remove evidence Experts have warfare. The social media giant announced late last week that it would roll out a feature in the months to come that allows users to “unsend” messages sent via the Messenger app. The development comes shortly after a study by Ceo Mark Zuckerberg on Tech Crunch that deletes old messages. That earlier had sparked controversy over Facebook’s double standards. A Business Insider article underlines that the newly announced feature would make it easier for harassers and cyber criminals to get away with crimes more easily. The study cites an encrypted messaging app from Florencia Herra-Vega the Cto of Peerio: “There are moments when we go back to chat files to make sure that something was actually said. Simple things such as reminders to get the milk.