Well, it looks like LG's Retina-beating 5-inch display with a 1080p resolution isn't the only screen setting some new pixel density records at the SID conference this week. Japan Display Inc. has now also announced a new 1,280 x 800 display with an amazing pixel density of 651ppi. If you're able to do the math, though, you'll realize that means the display itself measures just 2.3 inches. While it's not clear exactly what sort of devices JDI has in mind for the screen, the company says it's able to produce photographic-level images and text that is perceptibly sharper than even
