It's pretty clear that tea will hold it's value into 2025.

Super Cycle Theory suggest tea should rise on demand through 2025 to about 2032 at which point the older crowd will be dead. They are hoping that the new generations of tea drinkers won't be swayed away by coffee in traditional markets such as China and India. Since break through technologies in the genetics area will be coming on line in less than 10 years the graph could be a much more gentle curve.