Wally Weitz, of Weitz Partners, talks about investing in uncertain times in this interview with CNBC. The value investor likes to hold cash and it makes up 25-35% of his portfolio. Weitz talks about some of his favorite stocks, including Wells Fargo, and Liberty Media. Weitz says that some tech stocks are value traps, while others look attractive. He looks at each stock on a case by case basis. The video interview and computer transcript are below: when it comes to picking stocks, our next guest remainscautiously cautious and says the perfect couple boils down toprice and value. joining us now wally whites, the manager of…