To me, there's three categories startups fall into: fun, world-changing, and failures. SnapChat and Facebook are fun. Google and Tesla are world changing. The

To me, there's three categories startups fall into: fun, world-changing, and failures. SnapChat and Facebook are fun. Google and Tesla are world changing. The failures may be nameless, but they outnumber the rest 5 to 1. If you're a success story, it doesn't matter to me whether or not you are fun or world-changing. You succeeded. That's enough in itself.