Youtube activity of "Roger Dodger" (@rogerdodger8415) on "Technology Connections" channel.
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Commenter youtube id
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Roger Dodger
Commenter name
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@rogerdodger8415
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"Batteries aren't the only way to store energy. Here's another."
Comments by video
"The Birth of Photography: Drawing With Light (and silver iodide)"
"Trinitron: Sony's Once Unbeatable Product"