>>83005718
Not only is each one of us lacking in knowledge broad enough, we would also be missing the entire infrastructure and industry behind the most simplest of the tools or machines.
>let me just dig a fucking hole with my own hands to find metals, heat them in my armpit to melt, purify and stick them together, then machine them to .001" with a lathe made out of sticks and animal bones, and viola!, stone people, here is a wind turbine to power up all the light bulbs in your stone houses