The TM8204's screen has two main problems.
Firstly, the lamp seems to take quite a while to warm up and secondly the horzontal viewing angles are rather poor.
I'll post some pictures of it next to my venerable Dell D800 which has a matte WUXGA screen. When viewing them dead on, there is almost no difference in brightness. Colour-wise, the Dell's screen does reds slightly better but the Acer does better blues.
Personally, the screen isn't a deal-breaker for me but...