Also, Android users will soon begin seeing notifications for unknown item trackers that are traveling with them — no separate app downloads or installs required.
For what purpose? And also what does sniffing mean in this context? Just like… finding them, or trying to connect to insecure ones or what?
From what I recall they were saving all the packets being broadcast as they drove past. (as opposed to only logging SSIDs)
Edit: Yup, it is as I had thought - but also it was more intentional than I had remembered: https://www.wired.com/2012/05/google-wifi-fcc-investigation/
(unpaywalled link) https://12ft.io/proxy?q=https%3A%2F%2Fwww.wired.com%2F2012%2F05%2Fgoogle-wifi-fcc-investigation%2F