Interview, Fireside Chat
a16z Podcast | Bitcoin, Greece, and What’s Next for Cryptocurrency
- Context & Catalyst: The discussion is framed by the recent Greek fiscal crisis, where desperation led to the use of IOUs and cash hoarding, prompting speculation on whether Bitcoin and blockchain technology could offer alternative mechanisms for barter, value transfer, and currency representation.
- Brian Armstrong's Stance on Greek "Alternative Currencies": Armstrong expresses skepticism regarding the Greek government's proposal to create a national currency on a blockchain, arguing that such entities often misunderstand the technology; he believes the solution is digitizing assets (real estate, shares, tickets) rather than creating a new fiat currency, and asserts that Bitcoin itself will likely remain the primary unit of exchange.
- Three Categories of Bitcoin Utility:
- Disrupting Traditional Finance: Enabling faster, cheaper remittances and credit card payments, or facilitating peer-to-peer lending via platforms like BTC Jam.
- Unbanked Developing Markets: Targeting the 2–3 billion people with cell phones but no bank accounts, where digital currency wallets may serve as their first "bank account" in regions currently relying on primitive methods like cell phone credit barter.
- New Internet Applications: Creating entirely new systems like distributed crowdfunding (e.g., the Lighthouse project), prediction markets, and microtransactions (e.g., tipping via ChangeTip) that are uniquely impossible without Bitcoin.
- Developer Adoption Metrics:
- Approximately 7,000 developers have signed up on Coinbase to build applications.
- There are roughly 6,000 GitHub repositories related to Bitcoin, outpacing those for PayPal and signaling a robust, growing ecosystem similar to the early days of Linux or Android.
- Network Activity vs. Price Volatility:
- The daily value of Bitcoin transactions has doubled annually over the last 12 months, rising from approximately $50,000 to $100,000 per day, a trend Armstrong views as more significant than price speculation.
- Armstrong predicts a shift in activity composition from 80% speculative trading and 20% usage to 20% speculation and 80% actual payment network usage over time.
- Bitcoin volatility has decreased consistently for the last three years, moving toward commodity-like stability.
- Investment Philosophy: Armstrong advises investors to consider owning one Bitcoin not primarily for speculative gain, but to "learn the technology," drawing a parallel to early adopters purchasing desktop computers in the 1980s to understand the internet's potential.
- Usability & Pain Point Theory:
- Adoption is driven by solving high-pain problems where the next-best alternative is "dramatically worse," such as high remittance fees, frozen bank accounts in crisis zones (e.g., Greece), or the inability to access banking in high-risk sectors.
- Low-friction scenarios (e.g., buying coffee with a credit card) will be the last to adopt Bitcoin, as the current user experience is not yet superior enough to displace entrenched, convenient legacy systems.
- Crisis-Driven Growth Spikes: Financial crises trigger significant surges in interest; during the Greek crisis, Coinbase saw roughly a 300% increase in buy-sell volume across Europe, accompanied by a dramatic rise in Google searches for Bitcoin.
- Technical Evolution via Sidechains:
- Sidechains allow independent experiments with new protocols (e.g., faster transaction speeds, unlimited token issuance) while remaining pegged 1:1 to the main Bitcoin blockchain and utilizing its hashing power.
- Armstrong views sidechains as a critical mechanism for Bitcoin's evolution, allowing the network to upgrade and incorporate viable new features without the high-risk infrastructure overhaul required by older protocols like TCP/IP.
- Skepticism of State-Sanctioned Digital Currencies: Armstrong maintains that centralizing digital currencies (as proposed by Ecuador) misses the fundamental point of blockchain technology and is unlikely to be successful compared to decentralized Bitcoin usage.