The article discusses the importance of Bitcoin and how it can disrupt the global financial system in the same way the internet disrupted long-distance phone calls. It argues that while blockchains are gaining attention, Bitcoin itself enables valuable applications by allowing instant, low-cost international money transfers without intermediaries. Ordinary people may not use Bitcoin directly, but it has the potential to improve financial inclusion for billions around the world who face issues like high transfer fees, currency controls, and lack of access to banks. Startups are exploring how to use Bitcoin's capabilities to modernize outdated global financial infrastructure.