I guess many of us were waiting for this: the possibility to use Sigma's excellent…
Sigma 50mm f/1.4 DG HSM Art Lens – Limited Stock Available ($949)
This is in my opinion one of the hottest lenses announced in 2014. Still supply is hiccupping.
B&H Photo has a limited stock available: the Sigma 50mm f/1.4 DG HSM Art lens can be ordered for $949.