> If the last is great--and we don't have unpriced externalities like pollution--then the first two aren't deal-breakers. The first two are a major part of the

> If the last is great--and we don't have unpriced externalities like pollution--then the first two aren't deal-breakers. The first two are a major part of the last, though. That's why people are sceptic when this kind of news comes up.