We haven't even been able to agree on blue and green historically. https://en.wikipedia.org/wiki/Blue%E2%80%93green_distinction_in_language https://en.wikipedi

We haven't even been able to agree on blue and green historically. https://en.wikipedia.org/wiki/Blue%E2%80%93green_distinction_in_language https://en.wikipedia.org/wiki/Blue%E2%80%93green_distinction...