Matters of Convenience
The four computers functioned as a democracy in miniature. Three of them had to agree on what they measured in order for an action to proceed. If three agreed and the fourth balked, the astronauts would turn it off or restart it. This allowed the quick decision-making required to avoid catastrophe or an expensive halt.
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“ゴメン生き延びてしまった” 南三陸町長が手帳に刻んだ15年
以色列雷霍沃特一主要街道，相较于平常的车水马龙，这两日冷清许多。受访者供图
I’ve expanded the storage with a 4TB external SSD which is permanently plugged in. It was much cheaper than Apple’s upgrades, and it means I won’t run out of space any time soon. It also reduces wear on the internal SSD, which feels like the most likely component to fail.