Earlier quoted context omitted.
There are several thousand, if not million of Australians that would disagree. The ability to round prices by ten or twenty cents at a time is a luxury that cannot be afforded by everyone.
What? If you remove coins and round to the nearest payable amount, it evens out over time. Sometimes you'll pay less than the actual total, sometimes you'll pay more. Prices aren't magically going to increase, so how is this a luxury?
Places with limited and standardized menus, like fast-food restaurants, could do this quite easily.
Enough businesses do this, and things no longer even out over time.