Auto Makers to Shift to Aluminum

It's about time and hats off to Ford (F) for this move to aluminum.  Aircraft are made of aluminum and vehicles will be subject to less rust now.   Maybe cars will last 10 years like they should?
http://www.bizjournals.com/pittsburgh/blog/morning-edition/2012/07/aluminum-takes-over-for-steel-in-new.html?ana=yfcpc 
...developing...