Its October 2010 and Chinese property booms while most of the Western world's houses have shrunk to more realistic levels. In the US, homes have ceased to be ATMs to buy oriental barbecues, but in Britain, a crowded island with a cultural attachment to carving out a personal defensible space are Englishmen's homes still castles, with prices to match.As US housing prices adjusted, UK ones, faltered then regained their losses smack in the middle of the recession. This time things look different, with last month seeing the largest dip in housing prices in history. Perhaps prices in Britain will go up forever, or perhaps Britain will be like Japan, another crowded island which had the same phenomenon and where eventual capitulation resulted in a crash where property is worth less than a decade ago?One way to judge judge this is to look at what a million dollars gets you in London and its hinterland - a place where an apartment recently sold for a quarter of a billion dollars during the biggest downturn since the Great Depression.