Alot of people are disabling these features because of battery problems... Anyone out there know exactly what each one does? How is the phone or specific apps effected when they are disabled? PROS/CONS for each one if toggled off...? *Cell Network Search *Compass Calibration *Diagnostics & Usage *Location-Based iAds *Settings Time Zone *Traffic Hopefully there are some people out there that can give definitive answers. There are alot of guesses spread out there.