I wonder if Miracast works yet on AOKP 4.4 yet. I can't connect to my PTV3000 with ANY KitKat rom. AOKP 4.3 works great, though. I'm going to try the 2-16 build in a few minutes...
UPDATE: Nope, it still doesn't work. Latest CM11 Nightly (2-18) doesn't work either.