YSK it's either "should have" or "should've". "Should of" is incorrect
and as long as it's understood by the target audience
Duy'ou-ndarstend Diz?
Understanding written text is more difficult when the existing established conventions that impart meaning are ignored.
Sure, those conventions evolve over time, some errors are worse than others, and no one's going to write perfectly all the time. But that doesn't mean anything goes and the writer has no responsibility to write clearly and correctly.
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