Failed because my co-founders weren't committed and I didn't care enough about the idea to attempt to pursue it on my own. Learned that having good committed co

Failed because my co-founders weren't committed and I didn't care enough about the idea to attempt to pursue it on my own. Learned that having good committed co-founders is critical if you'd like to have them at all. Also learned that starting a business in an industry you have no experience in is incredibly hard.