$$$
Vindication feels so damn good. I've said for months and months and months that their batteries were failing, that they tried to sweep it under the rug to save millions (and most importantly to save face with the public as a "premium" brand).
You can't advertise a product as having 2, 3, 4x more speed and power and then control that through software. That's illegal. They will be sued, and lose tons of cash, deservedly so.
"A9, Apple’s third-generation 64-bit chip powers these innovations with 70 percent faster CPU and 90 percent faster GPU performance than the A8, all with gains in energy efficiency for great battery life."
https://www.apple.com/newsroom/2015/09/09Apple-Introduces-iPhone-6s-iPhone-6s-Plus/