Samsung announced that three of its latest four Galaxy tablet models running Android 4.4 (KitKat) will go on sale at U.S. retailers starting Feb. 13, with online orders starting today. Samsung also revealed that all four of its new tablets will uses its somewhat controversial custom interface Magazine UX, a display mode that loads the screen with tile-like widgets that show information from different apps. Analysts expected Samsung to downplay the Magazine UX, as a way of staying closer to true Android from Google.