New Delhi, July 18 -- Despite Warren Buffett and Charlie Munger once refusing to invest in companies like Apple and Google (now Alphabet), nearly 30% of Berkshire Hathaway's $351 billion portfolio is now invested in two Magnificent Seven AI stocks.

At the 2012 Berkshire Hathaway annual meeting, Buffet had said, "I would not be at all surprised to see them be worth a lot more money 10 years from now, but I wouldn't want to buy either one of them."

Buffett eventually changed his view on Apple, seeing it less as a technology company and more as a powerful consumer brand with exceptional pricing power. Between 2016 and 2018, Berkshire invested about $36 billion in Apple stock. However, he recently said in an interview that he "made a mistak...