You were talking about applications in general, I assumed. The world doesn't end on websites. And even then, people rarely deploy two or three versions of the s

You were talking about applications in general, I assumed. The world doesn't end on websites. And even then, people rarely deploy two or three versions of the same website on the same machine, and thus, distributing its code as packages gives all the benefits of a package system. Regarding Facebook, their problems didn't originate from HPHPc producing a binary. Their problems came from ridiculous size of the resulting binary and HPHPc having a subpar support for PHP.