To add to the other explanations: it's also important to point out that arrow functions are slightly different from regular functions in that they don't redefin

To add to the other explanations: it's also important to point out that arrow functions are slightly different from regular functions in that they don't redefine `arguments` and `this` so these keywords behave like any other variable would in a closure. So it's not just a syntactic shorthand but there's also a semantic difference.