Type system, multiple dispatch, performance, parallel programming, homoiconicity, etc (https://en.wikipedia.org/wiki/Julia_(programming_language)#Language_featu

Type system, multiple dispatch, performance, parallel programming, homoiconicity, etc (https://en.wikipedia.org/wiki/Julia_(programming_language)#Language_features https://en.wikipedia.org/wiki/Julia_(programming_language)#L...). It's hard to give up those features once you've tried them. And the syntax is comparable with Python on a simplicity level.