I see where you're coming from
But PCs did kind of do exactly that from year dot with interchangeable graphics cards.
In this case I think it illustrates what could have been with a minor tweak in the design phase. The Spectrum Next feels like a total overhaul of a computer so it doesn't resemble what the spectrum stood for; a very budget-conscious computer with corners cut to meet a price point. The Beeb was by no means budget conscious, but its display capabilities felt so weak compared with everything else the computer had to offer.
(, Sun 16 Jun 2019, 17:37, Reply)
