“Smart technologies are defined by their interconnectedness,” points out an ACEEE report on the smart building markets. The companies that buy and sell them, however, are defined by their disconnectedness.  Intelligent buildings have been a concept for decades (a quick search turns up a research report from 1991). Sustainability thinkers have been advocating them for years, and they’re a hot topic in building trade publications. So why is it that the brightest thing about most buildings remains their always-on lights?    Read the article………………………