Nice. Now Apple can locate your offline Device. What could possibly go wrong?

Reality update: How does Apple (privately) find your offline devices? – A Few Thoughts on Cryptographic Engineering … :

The idea of the new system is to turn Apple’s existing network of iPhones into a massive crowdsourced location tracking system. Every active iPhone will continuously monitor for BLE beacon messages that might be coming from a lost device.

I wonder how long it will take until authorities want to use that for prosecution. I wonder if secret services not already are. What a brilliant idea. I suggest watching Iron Sky 2.