Im also not in love with the shorthand hash syntax, but besides `_1` I cant remember at the moment what new syntax 3.1 have that 2.0 dont. Pattern matching mayb

Im also not in love with the shorthand hash syntax, but besides `_1` I cant remember at the moment what new syntax 3.1 have that 2.0 dont. Pattern matching maybe? But now that I think about it, yeah, even looking only at pattern matching there is a lot of new syntax going on.