I didn't upgrade my 4S, based solely upon Ars Technica's advice regarding the slowdown. Since then, I've weakened and bought an iPhone 6... so I guess I'll use

I didn't upgrade my 4S, based solely upon Ars Technica's advice regarding the slowdown. Since then, I've weakened and bought an iPhone 6... so I guess I'll use 'Not upgraded to iOS 8' as a selling point when I flog the old phone on eBay :)