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>> ...except that then I'd have to somehow remember the correct way to do
>> matrix multiplication. (Something which I never get right with more than
>> 50% probability...)
>
> Then you just end up using left-handed coordinates for your cross product
> rather than right-handed. In other words, it only affects the sign of the
> result.
Oh, does it?
With general matrix multiplication, getting it wrong tends to really
mess things up. But in the specific case of a cross product, maybe it
doesn't...
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