The Flat Screen was a success since it was first released. Tablets, cellphones, televisions, everything you have has this technology that allows you to see better quality colors and shapes. Nobody knows, but Flat Screens existed since 1964, only they became popular worldwide during the year 2000 when the humanity started to say goodbye to the heavy CRT screen for good.
At first they were quite expensive, but after the old screens stopped being manufactured, the prices started to go down. These TVs slowly started to adopt new technologies in order to adapt to the different needs of consumers and you can choose from different inches and brands. The prices vary depending on the economy.
For example, in 2013 in an attempt to boost their sales in one of the weakest Holiday Seasons they have ever experienced since 2009, you could get a flat screen tv walmart discount paying only $98 for you TV. Today, at Waltmart you can buy a Sceptre 32 inches TV for 109. 50 inches TVs cost 269 and 19 inches TVs are 69. Other most bought brands from Walmart are Seiki, Refurbished, Vizio and Hisense. You can find good discounts at Walmart so you can buy your TV at the best price you can find.