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Only six years ago, the boss of Ocado Group was writing the obituary for supermarkets as he predicted that a surge in online grocery shopping during the pandemic had brought forward the hi-tech future.
The 386 microcode sequencer has a one-cycle pipeline delay: when a jump or RNI (run next instruction) is decoded, the micro-instruction immediately after it has already been fetched and will execute before the jump takes effect. This "delay slot" is a basic property of the sequencer, and the microcode is written to fill it with useful work rather than waste a cycle on a bubble. The examples in the PTSAV section above show this: at 582/5AE, the micro-instruction after LCALL executes before the subroutine begins.
You could say that Brand has also lived big and long. He is now 87 years old, in the final chapters of an eventful and adventurous life that has crossed paths with some of the most consequential events and figures of his era. He has been a writer, an editor, a publisher, a soldier, a photojournalist, an LSD evangelist, an events organiser, a future-planning consultant, even a government adviser (to the California governor Jerry Brown in the late 70s). “There was a time when people asked me, ‘What do you do?’ I said, ‘I find things and I found things,’” says Brand, as in he is a founder. He is speaking from a library where he likes to work in Petaluma, California, not far from his houseboat in Sausalito. “I’m always searching for good stuff to recommend, and good people.”