[21]

Stuff like Numba greatly decreases the need for Julia.

C++17 also feels surprisingly dynamic, and together with Cython for easy Python-C++ interop also decreases the need for Julia.

And reports from the Julia world are not exactly encouraging - http://danluu.com/julialang/

[aut_dan]

That report is over a year old, which for a 4 year old language is a very long time. The top comment in [1] is from a week ago and highlights why it is now mostly invalid.

[1] https://news.ycombinator.com/item?id=11070764