YANI was concentrating hard as he completed his office work on Monday when suddenly the lights went out. Luckily, some of the work on his personal computer was "saved" thanks to his Uninterruptible Power Supply (UPS) unit. But this only lasted for five minutes. Afterwards there was only darkness.

The State Electricity Company (PLN) in fact cut power in Jakarta and the surrounding areas for around one hour only. But in Yani's office, the problem went