9 days ago|discuss
user: RetroTechie
1583 karma | created 2 years ago
recent submissions
Ecological economics
(en.wikipedia.org)
1 pts|1 month ago|discuss
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9 months ago|discuss
9 months ago|discuss
Tensegrity
(en.wikipedia.org)
7 pts|9 months ago|discuss
9 months ago|discuss
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9 months ago|discuss
9 months ago|discuss
9 months ago|discuss