One pioneer suggested he would be a one crop farmer. vinter. growing the smart fruit, the one that knows how to turn itself into wine.
re screws. some of the now most valuable furniture was build without them. just using intricate joints, dovetails, tenons, wedges, slotting. Even imperfect Noah's ark is shown by wt to have been held together by wooden dowels! turning bayonets into chisels? eternally?
we can not imagine yet, how far humans can regress, and advance the ancient, simpler skills.