Meh!
Mkay, I think that what I'm trying to point out is that, eventhough we nerds like to think otherwise, I kinda doubt TLG takes this whole UCS versus 10XXX sets very seriously.
They make what they think we want - UCS scale or no scale - same thing different sombreros
The Super Star Destroyer has been made, because they think there's a market and to add some cool icing - they even threw in some iconic figs.