Better LCD

Better LCD Refresh Rate Higher When?Studies of DisplayMate Dr. M Raymond Soneira said, LCD TV manufacturers claim that a high refresh will improve the appearance of the blur on LCD TV today.
LCD TV producers say by increasing the refresh rate of LCD monitors. The ability of the emergence of image artifacts can be reduced.
Sebenaranya no difference between LCD TV 120Hz from 60Hz compared with the LED. Even LCD TV with 60Hz offered cheaper than 120Hz LED LCD.
Sony and Samsung said that LCD TVs will reach 200MHz and beyond. Is it useful to see in the ability of the LCD with a high refresh when the price is affordable.