But when librarians got their OPAC systems, they started writing reports to analyse lending patterns and identify stock that was not being borrowed, and identifying lenders that had overdue books &c.
So the decrease in effort needed lead to an increase in analysis of the information captured in the system - new uses.
I'm not sure about other regions, but in my region, non-tech users are too lazy to "program" their customized job. The reason is many, but it's just the fact to let you know. "Programming" in any kind is a hard work, and not all end-users like to do it. They're lazy to do brain work.
So the decrease in effort needed lead to an increase in analysis of the information captured in the system - new uses.
https://en.wikipedia.org/wiki/Talis_Group