O'Reilly Radar: "Remember how Facebook used to lumber and strain? And have you noticed how it doesn't feel slow anymore? That's because the engineering team pulled off an impressive feat: an in-depth optimization and rewrite project made the site twice as fast.
Robert Johnson, Facebook's director of engineering and a speaker at the upcoming Velocity and OSCON conferences, discusses that project and its accompanying lessons learned below. Johnson's insights have broad application -- you don't need hundreds of millions of users to reap the rewards."
Facebook has to implement new rules for Facebook Live because people are literally the worst. Now, if you break the rules you'll receive a ban.