Yeah, I've got a SATA/IDE to USB cable so I could easily just plug in an internal one too.
Some of the Blu-Ray ones look alright, but still, meh.
Yeah, for my new build I'm going to install windows off of a flashdrive.
I installed 7 using an internal hard drive that I plugged in with a converter mentioned above.
Was so fast, never again using disc. xD