Master of 500 Hats: Great Entrepreneurs are PASSIONATE about Customers & Products, NOT about being Great Entrepreneurs. Posted on January 29, 2009 by jyamasaki Master of 500 Hats: Great Entrepreneurs are PASSIONATE about Customers & Products, NOT about being Great Entrepreneurs. Share this:ShareClick to share on Facebook (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Pinterest (Opens in new window)Like this:Like Loading... Related