Hey folks! Alto here.
Xsinthis wrote on his blog the other day about preparing for 4.3 and utilizing Blacksmithing. If you aren't aware of his site, click above or check my blogroll for his site. He is producing some good schtuff, so take a minute and visit him. This leads me to this post:
Basically, it just makes life easier. A great program for those that are interested in powerleveling.