You should question the £11 fee with UPS, I had this with FedEx. If you ask them at what point you agreed with them that you wanted them to pay your tax they won't have an answer. I got my money back from FedEx for this.
Here are some more ordinary stats, just using the phone as is from the box. 6 hours screen on and 24 hours without charging. Tbh I find this perfect, 6 hours screen on is a potential shift at work! More than likely that you would not use a phone a...
If you haven't already, TURN OFF AIRVIEW ON THE S5. It cuts touch latency almost IN HALF (from 161ms to 91ms!).
It makes a HUGE difference in the perceived lag.
All the Demos have AirView on, so they're super slow and sluggish. Doing this really...