I figured I'd post this here just in case it helps anyone. Not sure if this solution has already been posted.
For people with rotating monitors that want to use Hyperspin dynamically in Horizontal & Vertical modes...
Just install this free app 'irotate' http://entechtaiwan.com/util/irotate.shtm and initiate it with either keystrokes or via command line/bat script.
It's used in my naomi and ttx modules.
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