Please recommend a HDTV that would also be a computer monitor. Desired attributes are: a decent size (this can be nailed down further once the other requirements are met), excellent color/contrast, ...

Think resolution. A typical 1080p HDTV has very low resolution (44 ppi for a 50" one for example) and when you do text on a computer with it and sit two feet from it, you're going to be terribly ...