Apple recently announced the end of the Apple Xserve. The data center is a funny thing, and being such rack space is critical to most who spend a lot of time there. Many of the previous Xserve customers will continue to buy Mac Pro’s and use them in racks as tall Xserves. Others will purchase Mac Mini’s and use them for certain situations. But many will move on to using the same iron in the data center that they use for everything else, finding a way to duplicate or replace the functionality that was previously in the Xserve with something else. Server Admin is not going to run on Linux.…