Dropcams could be illegal in many states in this case since they can record audio... but laws should be updated to include video. (see two-party&#x2F;all-party consent states: <a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Telephone_recording_laws#United_States" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Telephone_recording_laws#Unite...</a> )