These aren't last century's airline companies, and that's why legendary investor Warren Buffett is spending money on them. "It's true that the airlines had a bad 20th century. They're like the Chicago Cubs. And they got that bad century out of the way, I hope," Buffett said Monday on CNBC's "Squawk Box." "The hope is they will keep orders in reasonable relationship to potential demand." Buffett's Berkshire Hathaway revealed late… (www.cnbc.com) 更多...