http://disqus.com/people/c6d827d0aff5bb73855c0a717571babe/enTue, 21 Nov 2006 17:52:10 -0000http://ohgizmo.disqus.com/ohgizmo_raquo_archive_raquo_offset_bike_cranks_tour_de_france_here_i_come/#comment-1756598Shimano had "biopace" or oval chainrings back in the late 80's and they didn't stick for the simple reason that it is very difficult to maintain a spinning rhythm.bukMon, 03 Apr 2006 12:02:23 -0000http://ohgizmo.disqus.com/darth_vader_demoted_to_nut_cracking/#comment-1760098They should re-issue as a Dark Helmet nut cracker. May the Schwartz be with you!bukTue, 21 Nov 2006 17:52:10 -0000