KubeCon's first day showcases the energy surrounding the event. Uri Scheiner and Himanshu Mishra from Harness discuss the company's journey, early sponsorships, and founder Jyoti Bansal's vision for continuous delivery. They highlight the evolution of DevOps and CI/CD, the growth of Harness's product offerings, and the integration of AI to boost efficiency. The commitment to open source and the Backstage project for developer onboarding are also key topics.