Very soon, Facebook will have a ‘unsend’ function, say media reports.
Facebook says an unsend functionality is ‘coming soon’ to Messenger – 9to5Mac
http://news.google.com Nov 8, 2018
Soon, you’ll have 10 minutes to ‘unsend’ a Facebook message – SowetanLIVE Sunday World
http://news.google.com Nov 8, 2018
Facebook Messenger Unsend Will Only Work Within 10 Minutes – PCMag Middle East (press release) (blog)
http://news.google.com Nov 8, 2018