Two articles explain what is behind Apple’s technology that forces the CPU in your Iphone to slow down after the battery reaches a certain age.

They say it has to do with preserving reliability of the product as lithium-ion batteries age

Read more at Digital Photography Review  www.DPreview.com and on www.TheVerge.com .

Update:  the website Macrumours.com has an article stating that a lawsuit has been filed in California.