> The biggest shortcoming of the decade-ago MacBook “One”, aside from the baffling decision to include just one USB-C port that was also its only means of charging, was the shitty performance of Intel’s Core M chips.

MMMMMMM.....I don't know. I think the biggest shortcomings of that laptop were super common keyboard (dustgate), SSD, USB-C port, display, battery, and CPU (popcorning) failure.