1. Smartphone Operating Systems
1.1. iOS/ iPhone
1.1.1. Pros:
1.1.1.1. 8MP camera with simple editing features (crop, rotate, enhance, and red-eye reduction), a backside illumination sensor, and larger aperture
1.1.1.2. The custom A5 chip in the iPhone 4S is the same one you'll find on the iPad 2
1.1.2. Cons:
1.1.2.1. No 4G
1.1.2.2. Just like the iPhone 4, the iPhone 4S will be just as easy to break
1.2. android 4.0 Ice Cream
1.2.1. pros
1.2.1.1. The order/lineage is easy to understand … version C came before version D, etc.
1.2.2. cons
1.2.2.1. the photo components that each manufacturer uses for their armies of Android handsets will cause the image quality to vary from Android 4.0 phone to phone.
1.3. Windows 7 Mobile
1.3.1. Pros:
1.3.1.1. Windows 7 supports more policies than its predecessors
1.3.2. Cons:
1.3.2.1. phone signal and 3G data signal are pretty bad