Valve should follow Epic and Id's Lead...

[MaverickUK]

I started with making a postal 2 level then I got UT2k4 and tryed building a level from a tutorial but the ledge mesh got stuck an dI got confused and turned off the pc and had a sandwich.

 

[Bastion]

UT editor = realtime lighting, static mesh's so on & so on enough said. Hit the joystick icon and 1..2..3 your playing your map.