The HD versions were actually marketed.
You see a TV ad with these jawesome visuals, a guy picking up and throwing 20 other guys into a wall with startling realism, then you pick up the Wii version of the game.
"WTF?!?! These graphics suck!"
You look at the Xbox 360 version--"F*** Yeah!"
People know about the strengths of the HD versions, but no one off of the interwebz knows about the lightsaber motion control.