Ah yes, Bitcoin! The digital currency that's been known to skyrocket in value, and then plummet, and then skyrocket again. To some, it's the ultimate saving technology, while others see it as a risky investment. Regardless of where you fall on the spectrum, it's clear that Bitcoin has changed the game in terms of money management and digital payments. And let's not forget about the Lightning Network and the ability to use zaps to exchange value instantly around the world, with almost no fees! Nostr and Bitcoin lightning network are a great combo!