Priceless

There is a lovely letter in today's Telegraph (http://www.telegraph.co.uk/opinion/main.jhtml?menuId=1588&menuItemId=-1&view=DISPLAYCONTENT&grid=A1&targetRule=0)

"Eau de stone age
Sir – Michael Stanford is fortunate that the best-before date of his cheddar is so far in the future (Letters, July 30). My supermarket sells bottled water which, if the adverts are to be believed, has taken millions of years to percolate through pristine rocks. However, the best before date is rarely more than a couple of months away. Luckily, they extracted and bottled it just in time. Andrew Wands, Crieff, Perthshire"