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https://www.dropbox.com/s/8dq22vuj36a0wod/DAVID%20on%20SAND.pptx?dl=0
full sand animation (excerpted in the presentation): https://youtu.be/MPmVpBNbWsA.
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________________________________
https://www.dropbox.com/s/8dq22vuj36a0wod/DAVID%20on%20SAND.pptx?dl=0
full sand animation (excerpted in the presentation): https://youtu.be/MPmVpBNbWsA.
_________