http://disqus.com/people/78e69dd57a265658e33438af6a512bd6/enTue, 23 Jan 2007 18:14:07 -0000http://noodad.disqus.com/noodad_raquo_the_definitive_guide_on_sippy_cups/#comment-1741735Just came accross the article, good stuff. My wife and I still have not found a decent sippy cup that does not leak or seep because of atmospheric pressure. I am an industrial designer and have just started thinking about designing a new one. Please share any insight.Mr. Courtney MullerTue, 23 Jan 2007 18:14:07 -0000