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Ever heard of the phone feature called "voice calling"? :P (sorry, couldn't resist, but I do see the value in voice texting, I promise!)
OK, so I got it to work but with a caveat - I had to disable the TS and rather use PS with DirectShow. Thanks for the quick help!
This may have been asked before - I found similar issues but none of the solutions I found have helped me.
I have a Tivo Roamio with Comcast cable...