The OP was also talking about deducing presence based on connections and traffic patterns, which using your own WiFi AP isn't going to mitigate.
I don't think there's any reliable way around that. They can do that with real-time power meter monitoring even if you don't have an internet connection.
I don't think there's any reliable way around that. They can do that with real-time power meter monitoring even if you don't have an internet connection.