Is that much different than what Facebook or Google Maps are already doing behind the scenes? They might not make that data accessible to you, but it&#x27;s undoubtedly being (or able to be) compiled behind the scenes. See this update:<p><a href="http:&#x2F;&#x2F;techcrunch.com&#x2F;2015&#x2F;07&#x2F;28&#x2F;google-search-now-shows-you-when-local-businesses-are-busiest&#x2F;" rel="nofollow">http:&#x2F;&#x2F;techcrunch.com&#x2F;2015&#x2F;07&#x2F;28&#x2F;google-search-now-shows-you...</a><p>The average HN user might not care for such a system, but I think many people would find it reassuring for better or worse.