"They want to know the usage pattern -- how many calls are going from Quezon City to, say, Makati -- of a brand-new group of customers, " says Duffy.

CNN: BUSY SIGNALS

For this equipment, you must create an imputed model of energy usage based on what you know about the device.

FORBES: Evaluating Energy Management Maturity: A Checklist for CIOs

The problem with the imprecise usage it that you never know what you are going to get when you simply order prosciutto (especially in restaurants).

FORBES: Real Tuscan Prosciutto Is Now Available - Finally - In U.S.

One tech exec I know, with a lot of usage data at his fingertips, told me flat out that the two platforms have different kinds of users.

FORBES: Class Warfare, Fragmentation, Usability Gap? The Android vs iOS Engagement Paradox

"We start early so that we can identify and upgrade sites where we know there is going to be high usage as a result of large gatherings of people celebrating the New Year, " a spokesman told the BBC in an email.

BBC: Mobile networks braced for 'busiest ever' New Year surge

Unlike Internet usage, most teens who play computer games report that their parents know a lot about the games they play.

CNN: Poll: Parents aren't watching 'Net-surfing teens