> Kotlin and Swift as DSLs do not need to exist. They are solutions in search of a problem
Don't know what your problem is, Kotlin and Swift are both superior to JS
Does Amazon hire Mobile developer (Android/iOS) ? I have been in a situation where I got into the final interview at a large tech company and did all the test well, but they emailed me after that saying my background (mobile) does not align at this time with any teams.
"The Defining Decade: Why Your Twenties Matter--And How to Make the Most of Them Now" - by Meg Jay. I'm glad that I read this book while I'm still in my twenties.
I also find it hard to explain to users what and how to use Bitcoin. I'm running a women fashion e-commerce site and most of users are women and non-tech.