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by justinsaccount 3627 days ago
I'm on OS X with Firefox 47.0.1 and it works fine. It doesn't display anything until the 6th keypress.
1 comments

Doesn't work in Safari for me, but it does work in Chrome (after pressing keys six times).
Yeah, it uses this style function definition (ES6?) in a few places:

  document.addEventListener("DOMContentLoaded", () => {
Safari doesn't support that.