An anonymous reader writes "In a recent Gamespy interview with Doug Lambardi it was revealed that the retail version of Half-Life 2 will require product activation. This isn't just restricted to multiplayer, you will have to create a Steam account and activate your retail purchase before you can even run single-player. "
DEAL: For $25 - Add A Second Phone Number To Your Smartphone for life! Use promo code SLASHDOT25. Also, Slashdot's now on IFTTT. Check it out! Check out the new SourceForge HTML5 Internet speed test! ×