I've been to a plant tour to a Japanese company once and they told us they make parts for the optics of the iPhone. Not sure if it's really the entire image sensor they are making and if it's for iPhone 4s
If you are a professional photographer or if you want to become one, the RX100 is a good choice. Sony seems to target it towards the pros because it has all the manual controls (as opposed to automatic adjustments in point-and-shoots). Image quality is really top notch for this camera due to its...