Warren Buffett, at 94, has decided to step down as CEO of Berkshire Hathaway, handing the role to Greg Abel this December, while remaining as chairman. Acknowledging the effects of aging, Buffett noted his declining energy and balance, contrasting it with Abel's vigor and productivity. Despite this transition, Buffett remains confident in his investment decisions, emphasizing that he still approaches them with the same acumen as in the past.