Samsung seems to have taken exception to a little sidenote made by Steve Jobs during his iPhone 4 announcement at WWDC10 this Monday. While waxing poetic on the virtues of IPS, Jobs let us know that he considers it an entirely superior display technology to OLED, and now the world's biggest display maker has a few words to say about it. According to a Samsung spokesperson, the high-res retina display on the iPhone 4 offers only a 3 to 5 percent advantage in sharpness over its own Galaxy S Super AMOLED screen, but sucks dow