I don't know, I'm used to zero-based semantics, but I've used MATLAB and R a bit, and it's not that hard to switch gears. My biggest problem is usually figuring

I don't know, I'm used to zero-based semantics, but I've used MATLAB and R a bit, and it's not that hard to switch gears. My biggest problem is usually figuring out which library to use in a given ecosystem, and how to use it.