Addendum, there is 10BASE-T1S, which uses a single-pair and is multi-drop from that pair: * https://www.keysight.com/blogs/en/tech/2024/02/8/how-is-10base-t1s-

Addendum, there is 10BASE-T1S, which uses a single-pair and is multi-drop from that pair: * https://www.keysight.com/blogs/en/tech/2024/02/8/how-is-10base-t1s-different-from-can https://www.keysight.com/blogs/en/tech/2024/02/8/how-is-10ba... * https://www.analog.com/en/signals/thought-leadership/why-10base-t1s-is-the-missing-ethernet-link.html https://www.analog.com/en/signals/thought-leadership/why-10b... * https://www.graniteriverlabs.com/en-us/technical-blog/automotive-ethernet-10-base-t1s https://www.graniteriverlabs.com/en-us/technical-blog/automo... In some ways this is going to Ethernet's roots with a common transmission medium (Thicknet, Thinnet).