On Nov 26, 2013, at 11:52 PM, John Levine <johnl@xxxxxxxxx> wrote: > And it has the same problem as do-not-track, there's no way to tell > whether people you don't trust are following it. I thought the point was for it to advise network geolocation survey bots that the hotspot with this ssid is mobile and can't be used for geolocation.