The focal point of the controversy is the 1987 Constitution, drawn up after the People Power revolution ousted the dictatorship of Ferdinand Marcos the previous year.

CNN: The Battle Lines Form

We are finding a vision that is really bringing the power of all of our groups to bear, and Big Data is a focal point.

FORBES: Names to Know in Big Data: Hitachi Data Systems (HDS)

As for the liquid lens, Nippon Electric Glass' version uses low-power electric field to control its liquid crystal molecular orientation, thus changing the focal point.

ENGADGET: Nippon Electric Glass demos liquid crystal lens and 'invisible glass' at CEATEC (video)