<story><title>A 3D printed toothbrush for all your teeth</title><url>http://www.3ders.org//articles/20131001-blizzident-releases-3d-printed-6-seconds-toothbrush-tailored-to-your-teeth.html</url></story><parent_chain></parent_chain><comment><author>stephengillie</author><text>Wow, what&amp;#x27;s with all of the hate? Someone uses a new technology to create a device that could be a more efficient way of solving a current problem, and the best comments that anyone can write are complaints about how it&amp;#x27;s a bad idea or solving the wrong problem because they personally don&amp;#x27;t have this problem? What an awful way to encourage inventive people to follow their dreams and build new products for everyone. These attitudes kill entrepreneurship.</text></comment>
<story><title>A 3D printed toothbrush for all your teeth</title><url>http://www.3ders.org//articles/20131001-blizzident-releases-3d-printed-6-seconds-toothbrush-tailored-to-your-teeth.html</url></story><parent_chain></parent_chain><comment><author>donpdonp</author><text>It looks impossible to change the angle of the brush, meaning only the major face of each tooth gets touched by the bristles. This seems more to do with 3D printing, than dentistry.&lt;p&gt;What is interesting is the change from mass produced to &amp;#x27;mass customization&amp;#x27; where things are made with efficiencies of scale, yet each one can be unique (within limits).</text></comment>