http://mobminresources.org/story.php?title=world-travel-and-communications-recorded-on-twitter Green is physical movement from place to place; purple is @replies from someone in one location to someone in another; combining to white where there is both. Reported trips to Null Island excluded; all other geotags trusted. Endpoints of trips are real data; routes in between are fabricated. Brightness is logarithmic. Thu, 17 Apr 2014 04:25:56 UTC en