Is the only solution to transpile ES6 to ES5 until 2025 or whenever IE11, Safari 7 and all current Smart TVs and Cars and what not have their end-of-life and simply vanish? Let's remember the problems with Internet Explorer 6 and its long actual lifetime. At the moment IE8 (WinXP), IE11 (Win8) as well as various other browsers will never receive an update on their platforms.
> Is the only solution to transpile ES6 to ES5 until 2025 or whenever IE11, Safari 7 and all current Smart TVs and Cars and what not have their end-of-life and simply vanish?
Well, it depends who your target audience is. If users with old browsers don't matter, you don't need to transpile.