Microsoft's response would most likely be along the lines of "why in blue blazes are you still using Internet Explorer? Does nobody listen to us?" The company has repeatedly suggested that users move on and use something – anything – else.
That.
More than once I've had to coach some Windows 7 customer to switching to Chrome or Firefox for their online banking, when their bank stopped letting them do their banking with IE.
Seriesly, Australia, your stupid website REQUIRES frickin' Internet Explorer?!?!?
There's a State of IL law enforcement website I have to deal with for some of my customers. (You'll never see it, not accessible except through special dedicated connection.). Written a long time ago, for IE5. I keep expecting it to break hard. That kind of thing, in my observation, is typical of gov't IT, at least here.
People see no reason to discard a tool that has been working.Be that tool a hammer or a computer program.