Interesting architecture and tasteful texturing and colours
That's all very well - but do they have the latest Shader Model plus three effects? Is everything bump mapped with super specular whizzery, ultra magical cubemapping and super hi-resolution physics fecal matter? Can you flush the virtual toilets? Can you bump the resolution up to 6000 x 4501 and still get a solid 200fps (some people can tell the difference!)? These are the important questions!