According to latest rumors Sony is working on eye tracking AF technology, but the bad news is the “Eye controlled Focus System” is limited to viewfinder only, the camera will track your eye-movement by infrared sensors in the viewfinder, with this technology you can easily change the AF point with a blazing fast speed but you will have to calibrate Your eye for this to work properly.
First Eye Tracking AF introduced in Canon EOS-5 A2(E)
Sony will introduce this technology in 2014 in its flagship SLT and fill-frame NEX camera, If we take a look at history the first Eye Tracking AF camera was Canon EOS-5 A2(E), and after a number of canon models offered Eye Controlled Focus (A2E, Elan IIE, IXe, 3, Elan 7E, and Elan 7NE).
+ Some More Rumors
Sony A77 and A57 successor coming in 2013, Sony A57 successor name is A58 and coming before sep 2013, no details about Sony A77 successor available.
via – Sonyalpharumor [SAR]