No wonder many nations are preparing to repel citizen revolts. I expect the same trend here in the US, especially if Obama takes office.
They marveled at our trucks (" only a millionaire would have this truck in England" for an 05 GMC PU), our refrigerator (just an average refrigerator) and the lack of traffic cameras, the portion size and cheap cost of restaurant food, the price of clothing ( they went nuts at JC Penny's), free parking, free driving ( w/o cameras).
In the setting up of the wedding, Mr RB had occasion to whip out his pocket knife, and they commented that a knife like that (4" blade) would be illegal in England.
As for the frustration, I did notice that they drank a lot more than your average American, but that just might be a cultural thing...probably the average American drinks less than the average European.
They are wonderful people, and my heart breaks for them.