Alex Atallah is the co-founder and CTO of Opensea, the largest marketplace for NFTs today. For context on the company, Opensea did $325 million in volume in July 2021 and in the first 10 days of August have already done $578 million in transactions. In this episode I discussed with Alex the founding of the company, how they select which blockchains to support, the greatest challenges they are facing today, and what he's thinking about moving forward.