> I don't know about you, but I can't run a 2:15 marathon or a 4 minute mile, and I don't think fancy shoes would make the difference. But for those that can,

> I don't know about you, but I can't run a 2:15 marathon or a 4 minute mile, and I don't think fancy shoes would make the difference. But for those that can, fancy shoes make a massive difference.