I fail to see what that has to do with anything I said.
I fail to see how you fail to see how that's relevant.
Bungie's still making profits to this day, and the Mythic Map Pack (rumoured to be released on Halo 3's anniversary) could be a very generous thank-you to everyone who plays the game. I doubt it's free, I mean 6 whole maps, all free is a bit excessive. But you never know.