During the last year  flat screen computer cater to the market's great demand and achieve tremendous growth.  But the current market there are many other brands of  flat screen computer except for the Apple brand. None of companies that produce liquid crystal display panel make money from it. The world's couch potatoes spent $115 billion  on 220m flat-panel televsions. Many more displays went into smartphones, tablets, gaming gadgets and the like, according to the surveys. But profits of screenmakers are nowhere to be seen.