30,000:1 contrast ratio is a good starting point for an excellent picture. Don't be fooled by a TV that has a 10,000:1 contrast ratio, but a 1,000,000:1 dynamic contrast ratio. Also you might want to try your local Best Buy or similar store to see if they have a light controlled display room with multiple TV's set in normal home environment settings. 60hz is fine, but you can go to a 120 if you ...