> Map of other users in the area so you know you're safe. I think that would be a terrible idea. Not everyone in the world is a rational-thinking HackerNews r

> Map of other users in the area so you know you're safe. I think that would be a terrible idea. Not everyone in the world is a rational-thinking HackerNews reader ;). I would imagine it would lead to cases of mob-mentality which could be very thoughtful like community support for food/necessity delivery but also cases of unfortunate mob-mentality that could be very bad. > You could then use that to check in to shops etc. and not be allowed in without showing status This is exactly what's being done in China. But without the map of your neighbours. Everyone (that cares to go out) has a 'green' 'amber' 'red' status code via Ali or Tencent. Green indicates fine, Amber indicates movement (provincial or international, sometimes inter-city depending on province) within the past 14 days, Red indicates suspected.