Phase 8 Recap

Part 8 of 9 — Lightning & Daily Use — complete.
Part 9 of 9 — Sovereignty & The Future — starts tomorrow.

Thirty days. The full Lightning picture. Here’s the arc.

The foundation: Bitcoin’s base chain processes 300-500k transactions per day. That’s not enough for global daily use. Lightning is the second-layer solution — instant, nearly free, anchored to Bitcoin’s security but living mostly off-chain.

How it works: payment channels open and close on-chain. Everything between opening and closing is instant and off-chain. Routing lets payments hop across the channel network to reach anyone — without a direct channel required. Cryptographic HTLCs ensure that no hop can steal funds mid-route.

The tradeoffs: Lightning requires online presence to receive, works best for smaller amounts, and adds channel management complexity for self-custodial users. On-chain remains better for large, infrequent settlements. Both have their role.

Real world use: remittances are Lightning’s strongest current case — $800 billion market, 7% average fees, Lightning charging fractions of a cent. El Zonte proved circular economies work. Strike proved the remittance corridor works. Sofia the freelancer proved it works for international services payments.

The tools: Phoenix for self-custodial Lightning. Lightning addresses for permanent receiving. Zaps on Nostr for content monetisation. The creator economy running on sats. LNURL making the user experience significantly smoother.

The limitations: honest about what Lightning still can’t do well. Large payments, cold storage incompatibility, channel complexity, occasional routing failures. A maturing technology, not a finished one.

Part 9 starts tomorrow. The final 75 days. The big picture.

— The Daily Bit