You can already build auxiliary drivers / codecs / etc and insert them into modules, then put together a device tree overlay to use the module. With things lik

You can already build auxiliary drivers / codecs / etc and insert them into modules, then put together a device tree overlay to use the module. With things like dt overlay fs, straight forward to insert new device trees. If you really wanted, could build a minimal kernel and move many devices to be inserted at runtime. Anyway, wouldn’t mind if all that was made a lot smarter and made more accessible to people.