I'm curious who is actually using Hack etc. outside of Facebook. Props to HHVM, though, it really did seem to act like the swift kick up the arse for PHP that

I'm curious who is actually using Hack etc. outside of Facebook. Props to HHVM, though, it really did seem to act like the swift kick up the arse for PHP that it needed, demonstrating just how unnecessarily slow PHP was and spurring them to deal with that.