Earlier quoted context omitted.
I think it would be pretty easy actually, to keep up with the data - you could just get a Bluetooth headset and set your phone to automatically accept calls from your spying device, then listen in while you go about your day.
Or hook it up to a Twilio and receive text notifications when a new recording is available. Optionally auto-transcribe and do topic modeling to extract only discussions of interest.
But at the end of the day, we dont want to encourage the deep surveillance state... but we techie always look at this sort of thing and then say "hmmm... wouldnt it be interesting if..."