*UPDATE* DEAL EXPIRED.
If you want the maximum screen size for your dollar, the Samsung HL-T7288W is the HDTV for you. It is a 1080p, 72-inch rear projection DLP HDTV with a 10,000 to dynamic contrast ratio. This 72-incher is available for $1,999 from Amazon.com. Comes with 3 HDMI inputs as well as a USB port.
Helpful Links:
AVS Forums discussion of the Samsung HL-T288W.
Samsung HL-T7288W HDTV tech specifications.