Hacker News with Generative AI: Miniaturization

Ask HN: Why haven't we miniaturized the Ethernet RJ45? (ycombinator.com)
Why is the Ethernet jack still a huge monstrosity? I see these small boards appearing and the ridiculous sized Ethernet jack looms over the PCB.<p>https://www.cnx-software.com/2024/10/14/wiznet-w55rp20-evb-pico-board-features-w55rp20-sip-with-w5500-ethernet-controller-and-rp2040-mcu/<p>We have gone from giant USB-A to the slim USB-C and converters are available. We have mini Display Port and converters are available. Why has no one tried to miniaturize RJ45?
Powerful laser miniaturized from tabletop to microchip (nature.com)
First chip-based 3D printer is smaller than a coin with no moving parts (tomshardware.com)