- How a nephew’s CD burner inspired early Valve to embrace DRM Ars Technica
- Valve literally gives Half-Life away now, but 27 years ago it was carefully crushing its angry pirates: "None of them had actually bought the game" Gamesradar
- Valve's DRM was inspired by an exec's nephew, who 'used a $500 check I'd sent him for school expenses and bought himself a CD-ROM replicator… he sent me a lovely thank you note' PC Gamer
