"Solid State Drives (SSDs) have been around a lot longer than you think. Their current popularity started a few years ago with small-capacity, expensive drives. They had much better performance than spinning drives, and this proved important in a number of areas. They also boasted low power draw and insensitivity to shock (i.e., you could shake them while running and they would not crash or lose data).
However, they were far from perfect. The initial capacities were small, the price per GB was much, much larger than for spinning drives, and they had some peculiarities relative to spinning disks that people had to come to understand. Some of these included the following:..."
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