...... thumb on the left side, middle finger on the right side, and index finger on the top back to hold it in place. "Everybody needs to learn how to do the Vulcan iPhone pinch," he said, adding that the way Apple CEO Steve Jobs holds the iPhone makes a lot of sense.
"gripping any phone will result in some attenuation of its antenna performance", recommends not holding the lower left corner in a way that covers both sides of the black strip in the metal band. It also recommends buying a case, such as Apple's $29 Bumper. Mr. Webb says that alleviates the issue because it acts as insulation.
i still use my nokia. love it. but for you guys who bought iPhone 4, here's the full article
http://blogs.wsj.com/digits/2010/06/25/the-vulcan-... By Yukari Iwatani Kane