silver investment: The Lowest Risk, Highest Return Potential, page-216

I keep hearing all the time silver's a great long term 'investment'.

Well it isn't, and there's the proof. It's about the worst, unless you get real lucky.

Since you don't know this I'll tell you. When a company's capitalisation falls below a certain level it's removed from the index. Enron was never on the DJIA.