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And many US firms, especially in tech, still have on their payrolls a glut of workers who were brought on during the pandemic, when there was a small hiring boom. That could also help explain the lack of new vacancies.
Automated systems making consequential decisions with insufficient human oversight
Snapshotting is a feature worth noting. You can capture a running VM’s state including CPU registers, memory, and devices, and restore it later. This enables warm pools where you boot a VM once, install dependencies, snapshot it, and restore clones in milliseconds instead of booting fresh each time. This is how some platforms achieve incredibly fast cold starts even with full VM isolation.