Starting today, Microsoft will no longer support most versions of Internet Explorer, one of the most contentious pieces of software in history. … By insisting on following its own path with IE rather than follow generally accepted standards, Microsoft dictated web design by years. That probably drove many aspiring web developers [to] careers that didn’t require trying to figure out why the margins between images looked different from one browser to another. Keeping too many old browsers in circulation contributed to that mess. Thankfully, the time has come to move on.

Source: The Days of Microsoft Internet Explorer Are Numbered—But Its Sorry Legacy Will Live On