Because, everyone knows you just have to
That's just my 2¢.
I don't suppose that will cover the
ahem, fee to avoid massive downvoting,
But seriously, if we yanks demanded both
$ and ¢ on our keyboards and started using
the latter in some computer language, those nice
folks across the pond might complain
that £ is already on their keyboards and
should be used more in code, or those across
the lake might want to see ¥
used more often. Pretty soon our keyboards will
be the size of surfboards, or we'll have to add
a few more Apple-Windows-Function buttons.