[timholy]

For all those worried about whether Julia's indexing is good enough, let's broaden the conversation a bit. How good is your favorite language at, say, iterating along dimension m of an n-dimensional array, where m and n are not known by the programmer, and where you can't count on the array being strided? Trivial and extremely efficient in Julia: https://julialang.org/blog/2016/02/iteration.