IF YOU ARE TIRED OF THE BACKLIGHT ALWAYS GOING OFF RIGHT AWAY WHILE IN CALL MODE ON THE AT&T TILT, HERE IS A NICE LITTLE APP THAT WILL FIX THAT. IT'S A KAISER TWEAK WHICH LET'S YOU DISABLE THE FAST SLEEP MODE. IT HAS NUMEROUS TWEAKS FOR THE KAISER SO ENJOY.
http://wiki.xda-developers.com/index...me=KaiserTweak
REGISTRY TWEAK: SPEED UP YOUR POCKET PC. (I've only tried it on the Tilt)
HKEY_LOCAL_MACHINE\SYSTEM\GDI\GLYPHCACHE
(Change value of limit from 8192 to 16384 or 3276
Be sure to close registry edit and soft reset.