iPhone has the Perfect Screen Size

Part of the "iPhone 5" rumor mill was the idea that the phone would come with a 4 inch screen. But, is that really a good idea?

Look at the photo above. The green area represents the area a person with an average finger size could reach across a screen with their thumb. Notice how difficult it would be to reach across the screen of the Galaxy S, with it's 4.2 inch screen. Of course, you could use two hands, or two fingers, right?



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