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by occz 1470 days ago
>Engines can be modified to run on a lot of thing you can grow and process on a small farm. Maintenance would be an ongoing skill needed, so the role of mechanics and electro-mechanical knowledge would be highly valued again.

You could also drive things directly using a modified bicycle - see the Bicimáquinas-project from Guatemala: http://www.mayapedal.org/index.en