The only thing we have to add is that people should really take a look at the Website called Creative Capitalism, as well as the book it spawned. Spearheaded by Michael Kinsley--who founded our sister site Slate--it explores the implications of a speech Bill Gates gave to the effect that, to quote from the Website, "Many of the world's problems are too big for philanthropy--even on the scale of the Gates Foundation...the free-market capitalist system itself would have to solve them." "Creative capitalism," therefore, is capitalism towards a social end.
If the article is correct about current trends, the small-business community is going to start welcoming an increasing number of these sorts of entrepreneurs into the fold over the coming year. Best to get acquainted with them right away. Anyone know of any such companies? Leave your thoughts in the comments, or send them to bizboxonslate@gmail.com.