A modern programming language that makes developers happier.

kotlinlang

<https://www.youtube.com/watch?v=qI1ctQ0293o> the kotlinconf talks 2017 is awesome, thanks <@U0B8CNTJ8>

Also the `arrow-kt` team has a lot of improvement and bugfix until today, does the recommended ways for `error handling, async handling (io), side-effect` currently has different approach and now using the official guide from `arrow-kt`: <https://arrow-kt.io/docs/patterns/error_handling/>?

*IINM* the guides recommends us to use `ApplicativeError`  *CMIIW*