Wow! Very nice. I would think this would be a great way to get started.

Assuming no commerical use, can we add to it, if desired, and present it without copyright issues?

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Lighten up! This is a stellar board! Author: duh.

"The Sun, with all the planets revolving around it, and depending on it, can still ripen a bunch of grapes as though it had nothing else in the universe to do..." Author: Galileo supposedly.