Wood pulp paper, dimensional lumber (and related framing methods), and I see som...

		maxerickson on Feb 10, 2020 \| parent \| context \| favorite \| on: Ask HN: What’s the most important modern simple in... Wood pulp paper, dimensional lumber (and related framing methods), and I see someone already mentioned the AM radio. The manipulation of the aether thoroughly meets your definition of modernity, and the principles of constructing a simple radio aren't terribly complicated.