Berkshire already has a few AI investments in its portfolio.With legendary CEO Warren Buffett's time complete with Berkshire Hathaway, many investors are wondering where the company will go under the direction of new CEO Greg Abel. Buffett and Berkshire have been staunch value investors for multiple decades, but could this transition indicate a shift in investment philosophy?I wouldn't be surprised if Berkshire becomes more aggressive with Abel at the helm, and maybe invests in an artificial intelligence (A ...