tech

A look at Denmark’s Heartrunner app, which sends one of 100K+ first responder volunteers to nearby cardiac emergencies, who often arrive before ambulances (Martin Selsoe Sorensen/Washington Post)

A look at Denmark’s Heartrunner app, which sends one of 100K+ first responder volunteers to nearby cardiac emergencies, who often arrive before ambulances (Martin Selsoe Sorensen/Washington Post) https://ift.tt/3hgJxa6  Martin Selsoe…