You're thinking of Tab Clear vs Crystal Pepsi [1] [1] http://mentalfloss.com/article/547246/why-coca-cola-designed-tab-clear-fail http://mentalfloss.com/articl

You're thinking of Tab Clear vs Crystal Pepsi [1] [1] http://mentalfloss.com/article/547246/why-coca-cola-designed-tab-clear-fail http://mentalfloss.com/article/547246/why-coca-cola-designed...