It is time to adopt a system similar to Finland, where fines for infractions such as speeding is proportional to income and ability to pay. For AT&T to pay $25 million for this kind of ridiculous breach in security is outrageous. Exactly what economic incentive does AT&T have to change their ways or improve security? If you answered "None. Zero. zip. Zilch.", you win the prize
You read an article on Slashdot and didn't understand it.
Bill Gates has tenthousand times more money than I have. That doesn't mean he eats tenthousand times more, drinks tenthousand times more, and will speed tenthousand times more often than I do. To influence his individual behaviour, you'd have to give him a bigger fine for one violation.
A big company might have a fleet of 10,000 cars. If their drivers behave exactly as good or as bad as I do, they will get 10,000 times as many speeding tickets than I do. So they spend 10,000 times as much on speeding tickets than I do, quite automatically.