WARNING: THIS PROGRAM DOESN'T WORK WORTH $%!T.
KNOWN ISSUES: Does not work on SGII with Sky ROM.
INTERMITTENT: Media scanning and camera shutter blocking.
Captures photos when the phone power button is pressed.
Stores them in a secret folder on the SDCard ... called 'FSC'. Often this is /mnt/sdcard/FSC.
In order to hide the photos, create a .nomedia file in the FSC folder.
In order to see the photos, remove .nomedia file, do a forced rescan of the MediaServer cache... (Reboot, mount USB, or use force scan app.) Or mount the USB and browse the photos manually on a computer.
For more security, create .nomedia file.