As part of Valve's celebration of Half-Life 2's 20th anniversary, the studio has released 17 minutes of early development footage for the game that was long thought lost. The demo shows a version of Half-Life 2 partway between HL1 and the final release—it's familiar, yet also surreally, intriguingly different.
The "Get Your Free TVs" demo, so named for a City 17 citizen snagging a boob tube gratis early in the footage, was first shown at the SIGGRAPH graphics conference in 2000. That places...