📰00Read later0Read MoreBlacktop and TrackinU: how early iPhone apps mapped social tripsiPhoneApplicationList·5 days ago#X0UKdX6l#iphone#iphoneapplicationlist#trackinu#universal#apps+3 more🧰Tag tools✨Add tagRevisit Blacktop and TrackinU Universal, two early iPhone apps that turned check-ins and geotagged tweets into maps of a journey.15s
