If today’s AI data centers are blazing “powder kegs” of heat, IBM was the visionary that prepared the “fire extinguisher” half a century ago. While Nvidia’s top chips now require water cooling to operate, few realize that this technology’s “biological father” actually dates back to IBM in the 1960s. Today, we explore this groundbreaking US patent 3,524,497 (“Patent 497”) and its blue-cooling revolution spanning over 50 years.