Everything is relative. Yup, true. And the accuracy of your measuring tools becomes the limiting factor in “how low can you go?” But it was still a minor revel

Everything is relative. Yup, true. And the accuracy of your measuring tools becomes the limiting factor in “how low can you go?” But it was still a minor revelation to me to have it explained this way, both straightforward but also making some connections that I did not find to be obvious.