DATA CENTERS HAVE existed for decades—in fact, the largest data center in New England sits atop the Macy’s in Downtown Crossing. While most are unaware of its existence, it has operated rather unobtrusively for more than 20 years, powering critical financial transactions, pioneering research breakthroughs, and life-saving medical treatments. The current debate is largely a reaction to a different type of data center—the so-called “hyperscalers” …