A Deep Dive into Bitcoin Scailing with Fairgate's CTO Sergio Lerner
Sergio Lerner traces the history of Bitcoin sidechains, from early scaling ideas to Rootstock and BitVMX, discussing past trade-offs and a trust-minimized future for bridges in an in-depth interview with Isabel Foxen Duke.
Bitcoin is entering the banking system: BitVM, Metallicus and the future of cryptocurrencies.
youtube.com/@BitcoinRails
Lesser known is Lerner’s recent contributions to the development of BitVM—through his team’s Alliance-independent implementation, BitVMX.
In addition to their unique BitVM implementation (optimizing for different tradeoffs compared to Robin Linus BitVM Alliance), the BitVMX team is quietly operating as the “fixer” service provider to many of the most interesting BitVM rollups set to launch in 2026.