It could be, I've not thought about it before.
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It is said now and again here, but in general the Australian accent tends to lean towards the absolute
laziest way of saying anything, so it's more likely a person would say, "Fide known you were coming, oida baked a cake." So yes, we are more than willing to con
tribute bad pronounciation to the language, just as long as it's in the name of comfort and ease.