In other words, because TACODA was selling services, by changing accounting practices their customers saw a radically different product - one which made the person recommending it to their boss look clever.
The pivot more fully leveraged TACODA's expertise. Because their they understood the how and why and when of the data's value so much better than their customers, the fraction of their monetization sent to their customers was more money than their customers were ever likely to extract.
"How can I send someone a check?" is a counter-intuitive business model for most people. Even though it is used all the time.