Stravaのblogより。
We already make it easy to answer that question via segment leaderboards and filters, but absolute times don’t tell the full story. Enter the Effort Comparison on Strava: an improved way to compare athletes on a segment – one that can help highlight that finishing kick that won the race, or the brick wall that lost it.
あ、これはraceshape.comで前からあったやつだなぁ。きっとこの開発者がStravaに入ったんでそこで実装したんだろう。幸いなのはheatmapと違い、Premiumじゃなくても使えるところ。反省したなw。で、オリジナルのサイトを見てみたら、
Raceshape is now part of Strava! Read more.
This website will close its doors on October 1st, 2014.
やっぱりね。