The Speed Of Light Sucks.

It Is Difficult To Make Good Scalable Use Of A Cpu Like You Can Of A Graphics Card. You Certainly Don't Want 'better Or Worse' Physics Or Ai In Your Game

I Wanted To Remain A Technical Adviser For Id, But It Just Didn't Work Out. Probably For The Best, As The Divided Focus Was Challenging.

If You're Willing To Restrict The Flexibility Of Your Approach, You Can Almost Always Do Something Better

Focus Is A Matter Of Deciding What Things You're Not Going To Do.

Focused, Hard Work Is The Real Key To Success.