Do I Need USB 3.0 in My Next Computer?  Dear Lifehacker, I
really would like to replace my old computer with a new one, but
the one I want doesn't support USB 3.0. I don't want to buy a
machine that's already somewhat outdated. If my next machine
only has USB 2.0 ports, will it be incompatible with USB 3.0
external hard drives and accessories a few years down the line?
Is USB 3.0 so important that I should wait until it's available
in a computer I want, or should I just buy what's available now?
USB Confused  Dear UC,  USB 3.0 is fantastic. Not only does it
run at 5Gbps—10 times faster than its predecessor, USB 2.0—but
it also corrects a lot of performance issues as well. It's all-
around better, so if you can get it you should. USB 3.0 devices
and ports are also backwards-compatible with USB 2.0, so you
don't have to worry about a USB 2.0 machine being obsolete.
While USB 3.0 is great, you shouldn't have to worry about your
computer becoming obsolete. For example, you can use USB 3.0
hard drives with your cu