Comment by tombert
20 hours ago
I find it deeply upsetting that anything important for a nuclear power plant is using an OS without protected memory.
20 hours ago
I find it deeply upsetting that anything important for a nuclear power plant is using an OS without protected memory.
You don't need protected memory if your program is the only thing running. Plenty of microcontrollers have no protected memory and get used in safety critical applications.
Protected against what?
Bit flips from cosmic radiation. Pretty common.
they probably mean https://en.wikipedia.org/wiki/Memory_protection actually
Just another program poking memory it’s not supposed to. Not even necessarily maliciously.
That AmigaDOS emulation will almost certainly never run another program. (-:
Far more concerning from a RISKS point of view is the spare parts being physically in the same place as the live machine.
> Just another program poking memory it’s not supposed to. Not even necessarily maliciously.
What other program? Most DOS versions were not multi-tasking beyond "terminate-and-stay-resident" (TSR) programs like mouse drivers.
Whatever application you ran on DOS was THE application your computer was running.
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