Two weeks ago, we recommended that First Stage Investor subscribers invest in Polkadot (DOT). Polkadot is a multichain crypto protocol that connects and secures a network of specialized blockchains. It offers interoperability, scalability, high energy efficiency and user-driven governance. Interoperability is a key differentiator for Polkadot. The crypto world is still struggling to get different blockchain networks to communicate with one another. Being able to connect those…