One important feature provided by Processing.js is that it hides the differences between browsers. Web standards are often loosely defined, and thus variations can exist. These variations not only exist between different browser vendors but can even exist between versions of the same browser on different platforms. Something as simple as key events can vary widely between browsers. Processing.js hides all a large number of these intricacies differences from the user keeping it simple by creating a unified method of handling events. Regardless of the browser/platform, the functions for content creatorshandling events within Processing.js are handled the same way.