Hard drives — exciting eh? Maybe not, but an increasingly vital component in many setups.

The news that Fujitsu has announced the first 320GB 7200 RPM 2.5-inch SATA hard drive may not immediately inspire you, but the development — packing a 2.5-inch drive that rivals the performance of 3.5-inch HDDs — will mean more powerful slim desktop PCs, mainstream and gaming laptops…