Facebook Explains Real-Time Commenting

Facebook just announced that real-time comments became available in the middle of January.

Readers have written to us about commenting becoming real time and it looked so natural to us that we’d presumed it had been around for longer than just a couple of weeks ago. Today Facebook announced the upgrade officially came out in the middle of January, and offered the developer community an explanation of how this deceptively simple looking feature evolved.

Every minute, Facebook serves more than 100 million pieces of content that might receive a comment, and during that same period of time, users post about 650,000 comments — that’s 16 million new associations per second.

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