I found a program called
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June 12, 2013 at 10:44 PM
#207802

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I found a program called Kinovea. It's an free open source program used traditionally for sports analysis. I think its fitting for what I'm doing. From what I see you can add comments on key frames. There's a feature to compare two video as well which seems useful for what I am trying to do. I have yet to try out the softare but here's the website for anyone who is interested in downloading it:
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