How to manage scarce USB-C ports on newer Macs and multiple Thunderbolt devices

Apple had a change of heart after its introduction of USB-C with the 2015 12-inch MacBook: the company hasn’t put only a single peripheral port on any laptop it’s released since. (And it discontinued the USB 3.1-only MacBook, too.) Some Apple silicon MacBook Pro models even offer dedicated video and charging (MagSafe 3) ports!But what do you do when you have, for instance, an M1 MacBook Air or 13-inch MacBook Pro that do not have MagSafe? With two Thunderbolt 4/USB4 jacks on each mo