More importantly, the headline should read: "Police use high time resolution data from modern water meter against man charged with murder." Basically this Abstruse Goose comic, http://abstrusegoose.com/553 , about the dangers of utility data logging have come true. The greater the time resolution of such things the more can be inferred. Such high resolution is completely uneeded and complex in order to just charge fo…
Isn't it a good thing to record data that helps solve a murder? The police are still getting it with a warrant and presumably from physical access to the device, so it's not the same worry as bulk monitoring.
Ideally we'd want to get the benefits without the abuse, but that requires a solid bureaucracy and strong rules.