One other note -- sure it's inexpensive now, since there is an incredible amount of wasted human hair. But if this were ever deployed widely, I think we'd see prices of shorn hair go up, and I question whether there'd be enough to meet demand until it cost the same as other methods.
Well, there are human hair wigs, which are quite expensive.
True, you only sell your hair for a good price if it is long and shiny (or whatever).
I've been using XP for 7 years now, and it's far from being crap. It's the most stable OS I've ever used...
So you never used anything besides XP and Mac OS then.
It is not best to swap horses while crossing the river. -- Abraham Lincoln