> When you update a referenced variable you only need to do it in 1 place. Relying on "find and replace" leads to "oops I accidentally missed one, now we have a

> When you update a referenced variable you only need to do it in 1 place. Relying on "find and replace" leads to "oops I accidentally missed one, now we have a bug that could have been totally avoided". Isn't that the point of selecting classes in the first place? That said, I understand the utility in using it for things like individual colors, as you described.