With the impending financial crunch staring us down and cautioning a wiser approach to spending, it's good to know that the moneyed Londoner still has ample opportunity to disgorge his or her cash on the finer things. Case in point: a Sloane Square department store is selling cat-excreted coffee for £50 a cup. Customers at Peter Jones can now sample Caffe Raro, a blend of Jamaican Blue Mountain and Kopi Luwak beans that is......