I've not used Wilson speakers before, however, there's a nice Boulder 865 recently listed for $7K that you may want to add to your list.
If price where no object, the VAC Phi Beta integrated would be at the top of my list. I think there's a demo listed for around $10K.
If price where no object, the VAC Phi Beta integrated would be at the top of my list. I think there's a demo listed for around $10K.