Wharton Entrepreneurship Conference Tomorrow. 25 Cool Start-Ups.(wec2009.com)5 points·by keltecp11·17 anni fa·2 commentswec2009.comWharton Entrepreneurship Conference Tomorrow. 25 Cool Start-Ups.http://wec2009.com/expo1 commentsPost comment[–]keltecp11·17 anni fareplyThe Pizza Box One Is Awesome...[–]jvalentine·17 anni fareply...a bit unconventional