Battery
How to calibrate the battery?
Battery Calibration

1.Run the device down until it turns itself off.
2.Turn it back on and wait for it to turn itself off again.
3.Remove the battery for 10 seconds.
4.Replace the battery, but leave the device off.
5.Charge the device until full and then for another hour.
6.**Root users only** Using a Terminal Emulator, type “su” enter, followed by “rm /data/system/batterystats.bin” (can also be done more easily through CWM or SGSTools app http://forum.xda-developers.com/showthread.php?t=775154)
7.Run the device’s battery down until it turns itself off.
8.Turn the device on and charge for at least 8 hours.
9.Unplug the device, turn off, then charge for another hour.
10.Unplug the device, turn on, wait 2 minutes.
11.Turn off again and charge for another hour.
12.Restart and use as normal.

Sorry, but why do we have to calibrate our battery?
Sometimes the battery stats can go wonka especially when you flashed custom rom without waiting the phone is charged to the full.

what method did u use? the one changing the wpa supplicant?

anyone here using cyanogenmod?
I saw it on my friend's desire hd, quite nice