I haven't updated my S4 to 5.0 yet, but if it's anything like my 2nd gen Nexus 7, performance on certain apps (SimCity Buildit) may drop considerably. 5.1 fixed the issues though.
With that said, do you guys think that 5.1 will ever see the light of day on the AT&T S4?
With that said, do you guys think that 5.1 will ever see the light of day on the AT&T S4?