“The policy is effective as of November 11th, even though Strava’s own post about the change is dated November 15th.”
Third-party apps can now show a user’s Strava data only to that user, and nobody else can feed it to an AI model. Strava is beta testing its own AI “Athlete Intelligence” summaries at the same time. Partners got a 30-day notice by email on a Friday. Strava calls it privacy. It is a fence around data its users generated.