Carl Tobias, a law professor at the University of Richmond, said a ban on public display of a legal product could face a challenge under the Constitution or federal statutes that already regulate tobacco.

WSJ: Bloomberg Sets New Anti-Tobacco Push

The second half was initially a livelier affair but once again there was more effort than end product on display.

BBC: Birmingham 0-0 Wigan

The nano does not yet support Bluetooth 4.0 (or any version of the specification), but the standard has been seen as a key component in helping reduce power consumption for such a product, There are also lower power display technologies -- such as Sharp's Memory in Pixel LCD on the forthcoming Meta Watch -- from which Apple has abstained.

ENGADGET: Switched On: Next for the nano