'Total failure' is a pretty strong description. 'Dominant text messaging billing structure for over a decade' comes closer. And I think it's an important distin

'Total failure' is a pretty strong description. 'Dominant text messaging billing structure for over a decade' comes closer. And I think it's an important distinction that per-message charges disappeared because they were out-competed by flat plans, not because people weren't willing to pay per-message fees.