Quick TakeSquare Crypto is a small team focused on open source development in the bitcoin ecosystem, now honing in on opportunities within the Lightning NetworkFunding for open source development can be challenging, requiring firms to find a big backer, turn for profit or seek donationsSquare Crypto has managed to avoid these challenges with backing from Square CEO Jack Dorsey, and project leader Steve Lee says he hopes the ecosystem will move towards a similar, small team-led model.