First day sales will be staggering from the looks of the lines at Apple stores worldwide, but there's already a big complaint bubbling up on the Web about the iPhone 4. So far, the main issue is that reception drops for some users when the left side of the phone, where the antenna is located, is touched. Gizmodo has a series of videos testing the phone and they point to this article in which a Danish professor predicted this problem would arise. The end result: reception seems to drop, but calls haven't been. Below, early adopters give the rundown.

From YouTube:







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