> is still vastly safer than driving on a per-distance-travelled basis I did the math one time with very conservative numbers (thinking it'd be an easy win) an

> is still vastly safer than driving on a per-distance-travelled basis I did the math one time with very conservative numbers (thinking it'd be an easy win) and got shockingly close: https://news.ycombinator.com/item?id=19983686 https://news.ycombinator.com/item?id=19983686 If you have an alternative reference or more exact numbers I'd love to see them!