Nature, Published online: 24 February 2026; doi:10.1038/s41586-026-10294-0
Why wasn’t there a perfectly portioned pasta and sauce kit that wasn’t precooked?
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"Our largest concern is aluminium and aluminium oxides interacting with the ozone layer," Wing says.
"We had to convince investors. Our own people were sceptical at first, 'I'm already not capable of finishing my work in five days' [was one reaction].
JIO_OK ("jump if I/O OK") tests whether CPL ≤ IOPL. The same check gates PUSHF, POPF, INT n, and IRET. The monitor then emulates each instruction as appropriate: maintaining a virtual interrupt flag per V86 task, reflecting software interrupts through the real-mode interrupt vector table, virtualizing I/O accesses, and so on.