I think they're method of approving flags relates to average activity speed, and most of those crazy speeds are GPS errors so don't have an effect o the average over an entire activity.
So that's how they do it! That makes sense alright.
@birofunk started
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I think they're method of approving flags relates to average activity speed, and most of those crazy speeds are GPS errors so don't have an effect o the average over an entire activity.