Whether you incorporate these technologies or not, they’re not going away, the research firm says. Gartner Inc. has put “Green IT” at the top of its list of 10 strategic technologies for next year, and the research firm says that if businesses don’t improve data center energy efficiency, the government may force them to do so. But social networking technologies are also on the list, along with some further-off technological developments, such as server designs that use a resource-sharing approach called a computing fabric.