Since your electric instrument's sound reaches the world only by virtue of the amp you play through, it's important that you make a good, informed choice. The quality and capabilities of your amplifier should be a good match for your instrument.
Microsoft Edge & ES2015. Microsoft Edge supports most ES2015 features and scores a best-in-class 81% on the ES6 Compat Table with experimental JavaScript features enabled via about:flags. Most of the ES2015 functionality in Microsoft Edge is ready for use and on by default without a flag.
To enable JavaScript in Firefox: 1  For Windows, on the menu bar, select Tools > Options. 2  Click the Content icon. 3  Select the Enable JavaScript check box.  Click OK, and refresh the page where the Registered Envelope is displayed.