Hard disagree that julai perfected arrays. I love Julia but even compared with old with old “array programming lenguaje” like APL not even mentioning newer ones like BQN. Julia array still seem a less expressive than one might hope.
There’s also an under explored area of compile time Shape Type checking which there has been interesting advancements in the Rust space like https://github.com/JErnestoMtz/rapl
There’s also an under explored area of compile time Shape Type checking which there has been interesting advancements in the Rust space like https://github.com/JErnestoMtz/rapl