Huge musical success is not enough for the electronic musical group, The Chainsmokers, made of Alex Pall and Drew Taggart. As part of their hunger to grow and learn, they've started their VC firm, Mantis, where they focus on investing in Seed and Series A startups. Hear about how they see the similarities between building startups and making music, the value add they give to companies beyond their fame and reach, how they write their songs and the why behind what might be considered a controversial move -- selling their music catalog.