My interpretation of that sentence was that it's easy for developers familiar with other languages to pick up Elm, but less easy for people with little or no ex

My interpretation of that sentence was that it's easy for developers familiar with other languages to pick up Elm, but less easy for people with little or no experience what-so-ever. I think he was contrasting with languages like Haskell and Scala, where even people very experienced with other languages have a hard time picking them up.