He made a previous video about washboarding: https://practical.engineering/blog/2026/6/2/why-roads-get-washboards https://practical.engineering/blog/2026/6/2/wh

He made a previous video about washboarding: https://practical.engineering/blog/2026/6/2/why-roads-get-washboards https://practical.engineering/blog/2026/6/2/why-roads-get-wa...