…that if they ever use in even a slightly wrong way can end up leaving them with debilitating pain for the rest of their lives.
Really bad design flaw, wtf NATURE!
…that if they ever use in even a slightly wrong way can end up leaving them with debilitating pain for the rest of their lives.
Really bad design flaw, wtf NATURE!
They don’t even have to be externally powered, just supporting our bone structure such that our muscles can move us with minimal skeletal degradation