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    Target specific browsers with babel-preset-env and the babel pollyfill

    babelBabel

    Converting all of our modern JavaScript into ES5 compatible syntax is a great way to use modern features while targeting older browsers. What happens when the browsers natively support these language features? Then it no longer makes sense to transform that code or to include polyfills that will go unused. In this lesson, we’ll add the @babel/polyfill package and configure babel-preset-env