New Delhi, Sept. 19 -- Warren Buffett became famous for staying away from the hottest corners of the market, including Artificial Intelligence (AI). But much before AI became a thing, Berkshire Hathaway took a position that would make it benefit from one of AI's biggest and least glamorous requirements. The sector is electricity!

The investment is certainly not a fresh bet on AI. Berkshire's exposure to the power infrastructure AI needs predated today's AI boom, showing how Buffett's pick for essential businesses intersects with technology industry trends.

AI data centres require enormous amounts of electricity to train and run powerful models. Now, as technology companies race to expand their computing capacity, power demand is becomin...