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by sluukkonen
3614 days ago
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> Imagine if that lone guy at Microsoft didn't figure out trick with 286 protected mode that allowed Windows to survive and wasn't heard by top management - we would all be running OS/2 10 now. I haven't heard this story before. Got a link? |
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The IBM way required IBM BIOS and an absurdly long time (as I recalled it was hundreds of milliseconds, not just milliseconds) to re-enter real mode.
The motivation was to be able to run DOS real-mode programs as well as protected mode programs.