It's not like heroin, for example - there are many legitimate reasons why someone might spend hours using a computer.

The 7600 has a talk time of nearly three hours using a 3G connection.

The album was recorded in prison, during visiting hours using a hand held recorder supplied by his lawyer.

Charging time can be reduced to 2 hours using a 240 volt outlet.

He taught himself how to play the instrument, often spending several hours a day using his own methods of study.

Still, a fantastic invention that I spent many hours of my formative using.

In an efficient pit, he continued, you can cook 700 pounds of meat for 14 hours using only seven logs.

The ground team expected to have the oil spill cleaned up within about two hours using oil-recovery ships in the area.

"It took less than five hours using only the junk I had lying around."

Early advertising for personal computers claimed that customers could finish a day's work in a couple of hours using a single device.