The phone rang at 2:14 in the morning. Building manager. Dead lobby, dead elevators — and in his hand a maintenance log showing three years of weekly …

The first time I walked into a hospital electrical room, the facilities manager didn’t shake my hand. He pointed at a 1.25 MW diesel genset sitt…

Tuesday, 2:14 in the morning. A mid-size colocation hall lost its utility feed — storm, substation fault, nobody pinned down which. The UPS caught the…