When I find myself using arrows, usually I realise that I got lazy and used tuples because my data model wasn’t good enough. Good code flows from good data. Bu

When I find myself using arrows, usually I realise that I got lazy and used tuples because my data model wasn’t good enough. Good code flows from good data. But really, you should use the “tricks” when they make your code more expressive, not just because they’re cool. It’s the same in any language.