Along with the change in our coinage (50, 20 & 10 cent pieces), there has been another change to something we see everyday that seems to have gone unheralded (and largely unnoticed)?
The font used for our number plates has changed. From the mid Ds. They now look like Australian numbers. Maybe they're being made there now?
Wikipedia says "The lettering used for this system was sans-serif until the start of the three-letter codes beginning "DG" (March-April 2006), since which time a heavier serif font has been used." link