The “best” part of it all is that apparently js engines have an internal optimisation for `foo % 2 === 0`, because it’s such a common thing. This clown was usi

The “best” part of it all is that apparently js engines have an internal optimisation for `foo % 2 === 0`, because it’s such a common thing. This clown was using a bit wise operation in `is-even` “because everyone already knows about % 2 === 0`, and thus was hurting performance (on top of whatever extra memory is used for the module, function call overhead etc)