Freewheeling Valve churns out big video-game bucks despite some growing pains
Interview: Gabe on Valve's big surprises
Valve Hardware Day 2006 - Multithreaded Edition
Valve boss Gabe Newell still thinks you should pay for game mods
What does it feel like to ask Gabe Newell about Half Life 3? - Quora
Dota 2 International: Valve Interview - IGN
Gabe Newell Talks Half-Life: Alyx & Valve's Past and (Unexpected) Future – IGN First : r/Games
After delays, Valve and partners near production on Steam Machines for living-room gamers
Valve is working on three full VR games - Polygon
Opening the Valve