And further, "power savings mode" or "Eco friendly mode", or whateverTF you want to call it is pointless and stupid. There are other ways of tuning down the brightness, and if you're not interested in a dimly lit TV, you're not going to enable it just to use less power.
Beware the statistical correlations that sound like they're indicative of something. Drowning deaths are tightly correlated to ice cream consumption. In fact, be wary of any statistic that is stated as if it comes with a self-evident conclusion: there is no such thing.