I'd agree with you if we were comparing apples to apples. This is not the case with Fast.js as it breaks away from the language specifications. I'd much rathe

I'd agree with you if we were comparing apples to apples. This is not the case with Fast.js as it breaks away from the language specifications. I'd much rather build, profile, and then optimize the few areas that actually require better performance than potentially introduce bugs by replacing the built-in methods.