I find it exceptionally unlikely that the statements in this article are correct. I suspect a phone with the screen lit uses somewhere in the range 0.5-2W conti

I find it exceptionally unlikely that the statements in this article are correct. I suspect a phone with the screen lit uses somewhere in the range 0.5-2W continuous. The amount of energy you'd get from a light touch on the screen is, at an educated guess, in the order of a few millijoules at best.