I'm done with cross-browser testing

I have completely stopped testing in anything other than Chrome on Mac and it hasn't affected me at all. I don't test in Edge, Safari or Firefox and have not encountered any notable issues by not doing so. This is a big deal because I've spent decades trying to make things work in IE (6, 7, 10, 11) and have always had to test in multiple browsers before releasing something. The fact that I can now…