Flash memory areal density exceeding HDD areal density is important since it means that flash memory products with higher capacity can be built using the same surface area. In fact without the mechanical parts needed in a HDD there are SSD’s being announced that have higher capacity than HDDs in a given size drive and this trend will likely continue. However, this is only one factor in the use of one technology over another.

from Forbes – Tech http://ift.tt/1ULv1m5
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