For those of you who are rooted and are thinking about unrooting for this update, check this out first:
(Rom)Ava-FroyoV3 4G+Cams+LEDS+tether+2.2Sense+newradio! - xda-developers
(Rom)Ava-FroyoV3 4G+Cams+LEDS+tether+2.2Sense+newradio! - xda-developers