Like Buffett and Munger, the duo prefer businesses with understandable models and place an overriding emphasis on company management, hoping to find those with a significant ownership stake.

FORBES: Two Celebrated Investors Want To Fix Their Funds--And Chesapeake Energy

If 8.6 or even 7.7 pounds is too heavy for yours tastes, you might prefer the slim GE series, where both the 15- and 17-inch models weigh in at less than six pounds.

ENGADGET