Anth Sinnott writes: “In the digital library, statistics are ubiquitous. We are currently awash in an exhausting volume of data, from COUNTER 5.1 reports to granular platform analytics that promise to underpin our collection strategies. When harnessed correctly, this data is the engine of a truly dynamic service. It allows for just-in-time acquisition and a responsive, data-driven strategy that mirrors the actual needs of our researchers and students in real-time. However, there is a darker side to this deluge. Data can be weaponized.”