Youtube activity of "R" (@rdrrr) on "Technology Connections" channel.
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UCEL1m2MiF5kWUkd1AqRt0vA
Commenter youtube id
- 5
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R
Commenter name
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@rdrrr
Commenter name id
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"Door closers: ubiquitous, yet unloved and often maladjusted"
Comments by video
"Film: the reason some of the past was in HD"
"The High Pressure Sodium Light: Ubiquitous, effective, but good?"