True cost economics is an economic model that includes the cost of negative externalities associated with goods and services. Definition: True cost economics is an economic model that includes the cost of negative externalities associated with goods and services.
By contrast, a 750GB SATA drive can be had for about $130, which means that you can have about 2TB of usable conventional hard disk spinning storage, or about 60 times as much space as the SSD, protected against a single disk failure in a RAID-5, for the same price as the 32GB SSD.
The SED for SATA hard drive is the first hard drive kit in the market that enables any SATA hard drive to be used as an external hard drive via USB, Firewire, CardBus/PCMCIA or External SATA connection.