Runners, on Your Marks: Strava Just Opened DMs

When the fitness app Strava introduced a direct-messaging feature on Monday, the company instructed its users to “coordinate adventures” and “connect for inspiration” in the DMs. Some of the avid runners and bikers who document their workouts on the app imagined different applications. Olivia Witherite, 30, who lives in Brooklyn and works for a startup,…