they figured it out... and it would get so many more people biking again (everyone biked as a kid) the elevated bike path in Copenhagen

Found on https://www.facebook.com/inspirationfeed/?fref=nf

This was the way the world was heading, 110 years ago when bikes were the fashion and the rage... then the inexpensive car came along. There was even going to be an elevated from Pasadena to LA for bikes. http://justacarguy.blogspot.com/2013/07/forgotten-history-of-what-might-have.html