Would it be possible to get info/data from certain drivers, like a CD player, the fan, or a accelerometer (Like the one used with HP DriveGuard)? If so, it could be quite useful. But I have no idea how to scratch-mod. ;-;

([X Velocity v] of [HP-DriveGuard  v])
(Tachometer)
([RPM v] of [CD Drive v]
(Disk inserted into CD Drive?)