Because the Rockets are not mere accelerators, and because I can. The Everest principle at work. Rockets are additional co-processors that talk to and share with the host and each other over NuBus, even if they are not always the most tractable co-processors. I shall have, because discretion has to rein in valour at some point and leave me with a couple of NuBus slots spare, three computers in one to tame and use.
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