Y Combinator's Summer 2024 Demo Day, a significant event in the startup ecosystem, is currently taking place. The event, often referred to as the 'Startup Battle Royale,' features numerous startups pitching their ideas to potential investors. The Demo Day spans two days, with the second day starting on September 26, 2024. Participants, including companies like RuneLabs, are ready to showcase their innovations. The atmosphere is charged as founders prepare to present their ventures to a packed audience. A leaked video from the first day has also surfaced.