MAG did a proof-of-concept program that turned certain diodes beneath keyboard on demand (there are 6 diodes total out there), so it's probably perfecdtly achievable.

Yet, You guys are overrating effect on battery life, generated by kb diodes - they're not like backlight of screen, so don't expect noticeable powersaving, even by disabling them totally.

OZr I just don't feel it using 3000 mAh battery, which seems to be much more effective way of extending runtime

/Estel