Just wanted to say a huge thanks for posting this. As I kid I looked up to these guys for making badass games, without a lot of thought into what that actually entailed at the time. I haven't though much about Id since then, but now I can look up to those guys again for their innovation, and their ability to leverage the shit out of what was available to them. Awesome post!

"Initializing Doom Operating System"

Good memories. Bonding with my college roommate who with I had nothing in common with, other than a crazy interest in computers.

Read Masters of Doom. One of my favorite books. http://www.amazon.com/Masters-Doom-Created-Transformed-Cultu...

Nothing speaks better of Carmack's genius than his magic number: http://www.codemaestro.com/reviews/9

John is a genius. No doubt about it. But he didn't come up with it, he just recognized it as a useful optimization: http://www.beyond3d.com/content/articles/8/

Bell Labs, that darn name gets everywhere, I wonder what happened to that place?

The beams have crossed since

http://rmitz.org/carmack.on.operating.systems.html

http://ninetimes.cat-v.org/news/2009/03/04/0-9doom/