I'm surprised something that simple can be protected by copyright. But apparently it is: Wikipedia says so. (I wouldn't trust a BBC journalist to understand the

I'm surprised something that simple can be protected by copyright. But apparently it is: Wikipedia says so. (I wouldn't trust a BBC journalist to understand the difference between a copyright and a trade mark or even a patent.) I wonder where the limit would be. If it had been just two coloured stripes, using standard flag colours, without the circle, would that be protected by copyright?