https://us.ugreen.com/collections/usb-c-hubs - these docks only require a single USB port to connect to. That could be a SBC working as a handheld. These docks could end up being the largest cost component in the new era of all-in-ones. UGreen could be the next Apple as screens and processors snap-on to these hubs, in addition to their own range of power banks and SSD enclosures. Their quality is high too.
In fact, I would go so far as to say we are entering a tinkering culture, and free-energy technologies are upon us as a response oppressive economic times. Sort of like how the largest leaps in religious and esoteric thought have occurred in the most oppressive of circumstances.
People will reject their crappy thin clients, start tinkering and build their own networks. Knowledge and currency will stay private and concentrated - at least at first.
But indeed, once you have USB-C support on your device, you can connect all kinds of periphery through it, from keyboards to 4K screens. Standardized device classes obviate the need for most drivers.
This will likely extend further and further, more into the "normie" territory. MS Windows is, of course, the thing that keeps many people pinned to the x64 realm, but, as Chromebooks and the Steam Deck show us, Windows is not always a hard requirement to reach a large enough market segment.