you have a choice of tube which you have to replace the tube and cost you $100 to $200 on ebay every 2 to 3 years it akes 3 mintes to change it with a sharpest picture and cost 40% less than lcd . you can have the lcd or plasma which I think lcd is better than plasma overall. search here or read the consumer report . there is a limit how big you can go according to the room size , I don't recall the formula . today tvs can do 1080p but there is no such signal available except on bluray player to watch movie - currently the playstaion game uses the blueray technology and it is best to buy the playstation 3 as it is a better bluray system and you do get to play games also. you can receive hd signal using 1950s technology by adding a antenna sold at frys , get the largest available , I combined two antenna in my attic. when you watch channel 8 , it becomes 3 channel so you have 8-1,8-2,8-3 and last one is Spanish . there are not that many true hd signal available and sometimes they call it hd but it is water down because it is only 480i sinal . 1080i is equal to 720p and I would like to see a 1080p broadcast someday. match price with amazon.com at best buy. I bought mine from sams . number one complain for hd is , they did not buy big enough . there is a limit how big you can go , I am 8ft away from viewing area and 61 inch is perfect . find out ow many 720p or 1080i signal is avilabe and you be amazed that free air anntena is matching it .