. "pril.The makeup of future data centers will be influenced by those building the biggest such centers, companies such as Google (GOOG), Apple (AAPL), Amazon.com (AMZN) and Facebook (FB).McAdam says vendors will look at how these firms use cutting-edge designs that aim to curb power consumption; use off-the-shelf, not special-purpose hardware; and dish out data to mobile devices.SDN Could Roil Marke" . . . . .