Earlier this week, case manufacturer Tactus was one of several sources to share photos of cases reportedly designed for the fifth-generation iPad, once again showing that the device is expected to be smaller than the existing iPad and take design cues from the iPad mini. Today, the company shares a photo of what is said to be the rear shell of Apple's rumored lower-cost iPhone. In line with previous rumors, the part appears to be manufactured from plastic. The part is also consistent with iLounge's