Aashik Rahman, a 27-year-old entrepreneur from Tamil Nadu who ventured out with college mates to educate young individuals on robotics and artificial intelligence, built robots that fought during the Covid-19 pandemic. The 'Zafi' robots designed and built by Propeller Technologies were used to deliver food and necessary supplies in hospitals during the covid waves. Aashik shares his journey from solving a problem with his skills to building commercial robots.