In the realm of technology, some of the major innovations have been recognized not from long-term product roadmaps or formal R&D labs, but from the fast-paced, high-pressure environment of hackathons. These time-bound events, typically 24 to 48 hours long, offer developers, designers, and entrepreneurs a chance to build something from scratch, often with good results. A simple idea conceived over a weekend can, with the right support and vision, evolve into a billion-dollar company.