Disk speeds have increased greatly in the last 7 years. Compare an 80gb 7200rpm hard drive from 2005 to a 1tb 7200rpm drive from now and you'll see a very large

Disk speeds have increased greatly in the last 7 years. Compare an 80gb 7200rpm hard drive from 2005 to a 1tb 7200rpm drive from now and you'll see a very large sequential read/write speed improvement.