hard drives

Hey Folks, I am going to buy a new laptop only for blackhat purposes and would like to know if it is essential to choose 7200rpm hard drives? I mean does it worth to invest more for the performance? or it makes very little difference with 5400rpm? Cause I heard that even if you have very good...

As most of you have a lot of storage taken up by software, videos, audios, web design and ebooks...I'd like to know what external methods of storage and backup you have found best to use as well as the worst most problematic devices or services that have bit you in the arse. I ask, because...