With those two features you may save some battery power (still need some benchmarking if this is true...).

Update Description:
v0.5.1 (01-12-2008):
- [FIXED] Some bugfixes.

v0.5 (30-11-2008):
- [UPDATED] G-Light doesn't need .NET CF 3.5 anymore (only 2.0 which is pre-installed on Windows Mobile 6.1 is required).
- [UPDATED] Improved backlight changing (no more jumping between two backlight levels).
- [ADDED] Improved exception list with new functions.

v0.4.5 (21-11-2008):
- [ADDED] Exception list will work with .exe filenames as well (e.g. you can use G-Alarm as an exception as well as GAlarm.exe).
- [FIXED] Battery draining bug.

v0.4.4 (18-11-2008):
- [UPDATED] Exception list only looks for the application which is in the foreground.
- [FIXED] 0.00 bug.
- [FIXED] After turning on the device, backlight level was set to a high level.

v0.4.3 (16-11-2008):
- [FIXED] NullReferenceException Bug.

v0.4.2 (15-11-2008):
- [UPDATED] Lots of improvements which make G-Light faster and smaller.
- [FIXED] Some bugfixes.
- [FIXED] Trying to fix the PocketShield issue #2.

v0.4.1 (05-11-2008):
- [FIXED] Trying to fix the PocketShield issue.

v0.4 (04-11-2008):
- [FIXED] Several bug fixes.

v0.3 (03-11-2008):
- [ADDED] Exception list.
- [ADDED] G-Light doesn't change the background light anymore when the device is idle and the backlight light is dimmed.
- [ADDED] Option: delay start of G-Light at the Windows Mobile start.
- [FIXED] Some bugs.

v0.2 (30-10-2008):
- [ADDED] G-Light will now be started automatically at each Windows start.
- [ADDED] Backlight decreases/increases "smoother".
- [FIXED] Now it works with correct backlight levels (1 is now really the lowest level).
- [FIXED] Some other bugs.