Do you sit close to the screen or a long way away? Do you watch in bright light or in a darkened room? Do you watch a lot of high movement actions stuff (like sports) or a lot of fine detailed, dark/moody dramatic programs? What size screen? Will you view always from front on or sometimes from the side of the screen?
There's not one best option between LCD and plasma -- they both have strengths and weaknesses that depend on your watching habits. Google for "LCD or Plasma" and read some review - then you will know what to look for when you go shopping.
Facts are meaningless. You can use facts to prove anything that's even remotely true. Facts, schmacts. - Homer Simpson