Yes. Tim O'Reilly keep saying that a good business should bring more value (to everybody) that it takes for itself. So, a startup should be looking at positive

Yes. Tim O'Reilly keep saying that a good business should bring more value (to everybody) that it takes for itself. So, a startup should be looking at positive externalities of its business. KickStarter is making money, but it brings new products to life and enables funding models previously unachievable (e.g. a lot of Indie movies).