Ad Hoc Evangelist — John Carmack and Brian Hook interviewed by Alex St. John, January 30, 1998

"While he's parted ways with Microsoft, Alex St. John still defends DirectX. He traveled to the Lone Star state to talk about APIs, software patents, 3D hardware, the best talents in the game industry, the volatility of plan files, politics, ethics, and the future of SGI's OpenGL with John Carmack and id's outspoken new programmer Brian Hook..."