Well ideas, cultural norms, memes and the like would get spread around much faster if that were the ways things were, but as studies have shown people act differently and defensively when they know they're being watched the question of, "what all would (we) think of in the first place?" arises. Further that there couldn't be intellectual property/business secrets obviously. I mean fuck, that would apply to state secrets as well. In summary, it would be extremely chaotic