IntroductionFrom July 12 to 14, 2024, I had the incredible opportunity to participate in the ETHGlobal Brussels hackathon. Alongside Pablo Vigara and Mateo González, we embarked on a mission to create a decentralized social payments solution with our project, DeCash.Our goal? To enable fast, seamless, and cost-effective transactions across multiple blockchain networks. The weekend was an intense mix of coding sessions, creative brainstorming, and relentless collaboration.When the dust settled...