A few comments here claim that aggregated data is fine. An interesting read is [1]. It discusses how trajectories of individuals can be recovered from aggregate

A few comments here claim that aggregated data is fine. An interesting read is [1]. It discusses how trajectories of individuals can be recovered from aggregated mobility data with high accuracy. It's a great read because it breaks down the approach into small logical steps, but the end result (recovering individual's trajectories from aggregated data) sounds bizarre at first. [1]: https://blog.acolyer.org/2017/05/15/trajectory-recovery-from-ash-user-privacy-is-not-preserved-in-aggregated-mobility-data/ https://blog.acolyer.org/2017/05/15/trajectory-recovery-from...