- last post: 01.01.0001 12:00 AM PDT
Btcc22, my understanding is that they used the PPF and created an .exe, presumably just to make things a little easier. Don't quote me on this though because I can't even remember which site I read this on.
Also, in regards to your worry about service providers not being eager to use non official files there was a post on the gameservers forum from a staff member which read:
'The patch has been applied to all of the Halo servers.', so doesn't look like they have a problem with it ;D