[sideeffffect]

> concurrency is still hard. Proceed with caution

> No Scalaz or any other FP-crusader stuff ever

That stuff which some people might consider FP-crusader vanity is something which can make concurrency manageable, maybe even joy.

I encourage you to open your mind, at least for a bit, and have a look at ZIO or Monix.

> Enforce coding rules with linters

Absolutely! Scalafmt and Scalafix for the win!