How to Block Yourself from Being 'Seen' by Facebook's New Read Receipts Feature
Facebook recently added some features to its Messages, Chat and Groups that a lot of people have found to be somewhat sketchy. Facebook's "read receipts" tell people exactly who has viewed posts and messages, so you can no longer get away with the old, trusted excuse of "What message?"
Aug 21, 2012 ... Facebook's "read receipts" tell people exactly who has viewed posts ... increase security when browsing on public networks, and more. ... Signal 101: How to Disable Read Receipts So People Can't Tell When You've Seen ...