Become a MacRumors Supporter for $50/year with no ads, ability to filter front page stories, and private forums.

thelatinist

macrumors 603
Aug 15, 2009
5,937
51
Connecticut, USA
It is not flat. It is slightly lower on the right side and so is quite annoying.

If you are within the warranty period and have a defective home button, exchange it. If you are no longer under warranty, then it is unlikely to be a defect and is probably the result of damage or normal wear-and-tear.
 
Register on MacRumors! This sidebar will go away, and you'll see fewer ads.