"Of the newer entrants in the smartphone OS arena, Windows Phone 7 and Samsung’s Bada are both aimed at low- to mid-range handsets."
Er... WP7 definitely isn't aimed at the low-end ( https://secure.wikimedia.org/wikipedia/en/wiki/Windows_Phone... ) and Bada seems to be aimed at all varieties of phones ( https://secure.wikimedia.org/wikipedia/en/wiki/Bada_%28opera... ).