Like the previous tactical data center, plans for the new one shows banks of computers in the main portion of it and 11 air units to cool it. Two more air units will supply the office and other occupied area of the data center.Apple's facility in Maiden is enormous, with a 100-acre solar farm and a 500,000 square foot data center, with plans in place for a second. Apple also has data centers built or under construction in Prineville, Oregon and Reno, Nevada.
Its security measures appear to be similar to that of the previous data center, including what’s called a man-trap door — one door closes before the second one opens.
iOS 9.3 is coming in the Spring and will introduce Night Shift as well as a number of other new features.