This article by Stacey Higginbotham is at least 1,500 words too many. Only three words are really needed:
They’re greedy bastards.
But perhaps that’s even too many words since the above statement is implied by the fact that Verizon is a U.S. carrier.
It’s been hard on them. They can’t support the crazy growth. Whine whine whine. They’re making more money than ever. As Higginbotham rightly notes, it’s all about demand. They’re doing it because people will pay. They’re doing it because they’re greedy bastards.