Snowtrike

[armb]

Halftrack trike: http://www.velovision.com/cgi-bin/show_comments.pl?storynum=886
http://www.bentrideronline.com/index.php?op=ViewArticle&articleId=288&blogId=1
(and bike version - http://www.ktrakcycle.com/index.html (annoying Flash warning))

(We were discussing the Amazon Kindle on the same IRC channel, but I think http://james-nicoll.livejournal.com/1071748.html covers everything we said and more.)