Founders of Grey Orange, Samay Kohli and Akash Gupta are under 30, but the engineering duo has already made it to the Forbes list of top entrepreneurs. Their college start-up, founded on the campus of BITS Pilani is today one of India's hottest hardware start-up. In this episode of Heads Up, we talk to the duo about their journey, challenges of setting up a hardware start-up in India and why they are called the master of warehouse robotics.