Kerst has spent the last few years giving this magic trick-style demo any and everywhere: At VC happy hours, during pitch meetings, and on TikTok and Instagram Reels. And it works. Not just mechanically, but as a method of quickly captivating investors and customers. Gecko raised a $2 million seed round in 2021 in less than 36 hours, and boasts Ford, Pacific Gas & Electric, and even NASA as early customers.