I find this essay to be extremely frustrating, and a good example of the attitude I've personally witnessed Andreessen have in the few interactions I've had with him directly. > Is the problem capitalism? I’m with Nicholas Stern when he says that capitalism is how we take care of people we don’t know — all of these fields are highly lucrative already and should be prime stomping grounds for capitalist investment, goo…
He says what he wants, but then he expects someone else to build it. He's rich: if he wants these things, why doesn't he just pay to get them built? Sure, not all of them, but just pick one and pay to get it built.
But, as you point out, he's not interested in long term investments--and that is the root of the problem. The very people who are the most suited to making long term investments--people who have enough wealth that they don't have to answer to anyone else's expectations for earnings, profits, whatever--are incapable of making long term investments.