Avsforum LCD & Plasma Burn in Thread. Currently 14 pages long. Summary: Yes, plasma burns.)
http://www.avsforum.com/avs-vb/showt...0&pagenumber=1
Color Bars burn in CRT set after 15 minutes (and this by someone who knows better):
http://deeann.blog-city.com/read/849301.htm
Avsforum Master Burn-in Thread (Currently 6 pages long)
http://www.avsforum.com/avs-vb/showt...0&pagenumber=1
The best Tv for most people is going to be a LCD, LCD-RP, or DLP-RP (with LCOS appearing soon.) These technologies are the closest to a 'normal' Tv, in size, weight, and your ability to take them out of the box and then use them any way you wish. CRT-RP and Plasma are nice sets, but not appropriate for most consumers.