When it comes to "winning" E3, I don't think multiplats should count, I don't see how one can "win" by showing games the "loser" has as well.
But no, if a game appeals to u than it shouldn't matter if it's exclusive, multiplat, 1st/2nd/3rd party. Just play games u want on a console u want.
When the herd loses its way, the shepard must kill the bull that leads them astray.