Comment by justinmk

> Facebook's problem is that they were trying to scale with Git improperly.

Here's the Feb 2012 thread with Facebook's Joshua Redstone regarding their experiments with git:

http://comments.gmane.org/gmane.comp.version-control.git/189...

In August 2012, they hinted they were near a solution:

http://www.quora.com/Facebook-Engineering/Has-Facebook-solve...

...and that teaser was just today updated with the remark, "Our Mercurial team has just posted the goods! Our problems are solved, mainly by not using Git."

:/