Fanboy-quiz: Vad kan du om Valve?

[Gigabyte EP35-DS4][Intel Core 2 Duo E8400 3.0 Ghz][2x2GB Corsair XMS 2][Gainward GTX 570][Sandisk Extreme II 480GB][Corsair HX 620W][Fractal Design Define XL R4][Acer GD245HQBID]

Apple Macbook Pro 13" Retina
iPhone 15 Plus
Retro PC: Compaq Presario 7000s, Intel P3 800Mhz, 256MB RAM, 18GB IDE HDD, Sound Blaster Audigy, ATI Radeon 9200 PRO 128MB,SONY 15" CRT, WIN98SE.