If you're doing anything involving externally defined/named data and analysis, working with it interactively/exploratory, I find it infinitely better, just beca

If you're doing anything involving externally defined/named data and analysis, working with it interactively/exploratory, I find it infinitely better, just because you can BOTH represent data using the same name that external sources are using AND not clobber/shadow any functions, macros or code currently in scope. Its a little thing, but if I designed a language for data munging/science/analysis, it would be a lisp-2... /and yes, i'm well aware that python and julia are not...