Just got a new iPhone 5s and it lasted all of five hours! What it does:
1. Small spinning white progress wheel on a solid black background for exactly three minutes
2. Solid blue screen except for one pixel line in the middle that is black for about a quarter of a second
3. White Apple logo on solid black background for 9 seconds
4. go to 1.
1. Small spinning white progress wheel on a solid black background for exactly three minutes
2. Solid blue screen except for one pixel line in the middle that is black for about a quarter of a second
3. White Apple logo on solid black background for 9 seconds
4. go to 1.