http://www.google.com/search?q=iphone+proximity+sensor+bug http://www.google.com/search?q=iphone+proximity+sensor+bug Just to counter the "brilliance" part of

http://www.google.com/search?q=iphone+proximity+sensor+bug http://www.google.com/search?q=iphone+proximity+sensor+bug Just to counter the "brilliance" part of your statement, there was an issue with the proximity sensor in iPhone 4 that took a couple of months to fix :) I think this bug matches part of the issues people have with capacitive buttons - those buttons are prone to be active when they shouldn't causing mishits.