The question I've been asking for a while now: what's the next great financial innovation that's going to revolutionize access to some market to which average people don't currently have easy access?
I want to be on the upside of the bubble.
My boring answer has always been: commodities. Yeah, ordinary people can buy and sell precious metals now. But wouldn't it be more convenient if you could just directly buy a nicely packaged product online (with no service premium) that represents whatever arbitrary commodity or commodity future (or whatever it is you trade) you desire? I'm sure this would do wonders for oil prices. All those gold trading services that advertise on cable seem to be a niche example of the phenomenon.
However, I just came across something which may offer a more interesting answer: bitcoin, or more generally, currency. I going by what I was just reading here:
I don't fully understand what bitcoin is. But I'm sure that will only be part of its charm if it ever goes mainstream. At any rate, just an idea.