While it certainly seems that Facebook will release some sort of PHP compiler tomorrow, this article cited (and linked to) only one (questionable) source.<p>Are there any credible sources talking about this, because this speculation mostly seems to be based on the questionable interview from last month( <a href="http://therumpus.net/2010/01/conversations-about-the-internet-5-anonymous-facebook-employee/?full=yes" rel="nofollow">http://therumpus.net/2010/01/conversations-about-the-interne...</a> )