Berkshire Hath invested in trains, given that freeways will clog and petrol always goes up.
A long-term investment.
Recycling is cheaper than sourcing new:
Nine Dragons Paper - A Fortune From Recycling
G.S. is going into the Al Fort Knox business:
http://www.nytimes.com/2013/07/27/opinion/goldman-sachss-aluminum-pile.html?_r=0
dC Auto has a corner on used Pcar parts.
Byron has more than all of them in his backyard.
Physical is better than paper.
Time to open a junkyard