Lisa Neigut is the founder of Bitcoin++, co-founder of Base58, and a former Lightning Network engineer at Blockstream. In this inaugural episode of Bitcoin Rails, Lisa and I chat about the explosion of so-called "Bitcoin Layer 2s" spawning across the industry, including what defines an “L2”, and what makes some L2s better than others. We talked about some of the different types of L2s including E-Cash mints and ZK layers, and how their trust assumptions compare to existing layered solutions l…