Scala. War of Effects. ZIO vs Cats Effect

Modern backend Scala development almost fully submitted to structured concurrency based on the varieties of IO monad. But community looks split into ZIO ecosystem and Cats Effect users.

• How do IO and its computation work?
• What competitive advantages does each ecosystem have?
• What novelties did we see in Cats Effect 3?
• How do ecosystems and their participants compete?
• Can one combine them and how to choose them?

You will find the answers in this talk.