“BOLT 12 adds a ton of functionality to Lightning invoices. It also adds privacy,” said Jack Sweeney, communications manager at LN Capital, creators of Torq – capital management software for Lightning routing nodes – in an interview with CoinDesk. “The real difference between BOLT 12 and something like lnproxy is that BOLT 12 is a protocol-based solution, whereas something like lnproxy is an application layer solution.”