Tweaked iOS 6: Apple released iPad mini with thinner bezels today at Apple’s media event. Due to the smaller display size of iPad Mini Apple also brings some changes in iOS 6 firmware so that it recognizes whether or not your thumb is resting or interacting with the iPad mini display.
On Apple Website following information is given about tweaked iOS 6:
Rethinking the screen meant we also had to rethink the software behind it. iPad mini intelligently recognizes whether your thumb is simply resting on the display or whether you’re intentionally interacting with it. It’s the kind of detail you’ll notice — by not noticing it. And it’s a great example of how Apple hardware and software work together to give you the best experience possible.
Tweaked iOS Multi-touch feature is already present in Apple’s latest firmware i.e. in iOS 6 and you can test it by yourself just rest your thumb on the iDevice screen running iOS 6 and then scroll with your other hand. This feature will help to prevent accidental touches iPad Mini dispaly.