Matt Hershenon co-founded Danger, the company behind the T-Mobile Sidekick, alongside Andy Rubin and Joe Britt, giving him rare hands-on experience building a mass-market consumer hardware and software platform before becoming a venture investor. At Playground Global, he works as a technical co-founder for portfolio companies, helping create the firm's model of providing startups with access to an internal engineering team and modular hardware platform so founders don't have to build complex hardware and AI infrastructure from scratch. Matt Hershenon co-founded Danger, the company behind the T-Mobile Sidekick, alongside Andy Rubin and Joe Britt, giving him rare hands-on experience building a mass-market consumer hardware and software platform before becoming a venture investor. At Playground Global, he works as a technical co-founder for portfolio companies, helping create the firm's model of providing startups with access to an internal engineering team and modular hardware platform so founders don't have to build complex hardware and AI infrastructure from scratch.