Quote Originally Posted by Mr Footlong View Post
Why is it a waste? Some hard drives can be bought for absolute peanuts and as long as you have a half decent board, gives you a nice performance improvement. As long as you have another way of holding your important data, I see no reason not to stripe with prices the way they are for some drives.

Video encoding is about the most intensive thing that I do with mine but even if I didn't, I wouldn't hesitate to run RAID0.
This might be of interest to you.
http://www.pugetsystems.com/articles?&id=29
Basically, unless you have the money for the good stuff (ie. RAID controllers) and the real actual need for it then your just adding unneccesary complexity to your system at little to no benefit.

I have to say my experiences over the years echos that of this article.