4 ms·

So why not a vacuum? Vacuumed KERS systems rotate an order of magnitude faster. I get that a KERS system can afford heavier casing than a HD but still, if your

So why not a vacuum? Vacuumed KERS systems rotate an order of magnitude faster. I get that a KERS system can afford heavier casing than a HD but still, if your cases can hold helium you ought to be able to hold a reasonable vacuum too.

dmm 14y ago
My understanding is that hard drive heads float over the platters on a cushion of air. That's why high altitude applications need special sealed hard drives.
- klodolph 14y ago
  Specifically, in a vacuum the heads crash into the platter, damaging both.
deleted 14y ago
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