This episode covers Chapter 5: Participating in the Network. It explains one of the core value propositions of Polkadot, Interoperability. Featured sections include: *Parachain slot auctions & crowdloans; *Parathreads and how they operate; And brief overview of some Parachains including Acala, Moonbeam, HydraDX, Kilt etc. Comments, feedbacks and constructive criticisms are welcomed. Lets have it!