Carsten talked about polar aligning with a web cam. Some videos he had seen on the web. Interesting. I snooped around. Found something, in two parts:
http://www.youtube.com/watch?v=5L6IvfievRE
http://www.youtube.com/watch?v=rFbiF65Jt-Q
Brilliant.
Sunday, August 25, 2013
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