A glance at many of the streets in Britain shows little has changed since the days of the Beatles. "I read the news today oh boy. Four thousand holes in Blackburn, Lancashire," the band sang back in 1967 in "A Day in the Life." That was then, in the north-west English town. But since then, something does have changed. "Today it's probably more like 40,000," driving instructor Shaun Murray of Blackburn told the Guardian newspaper. Potholes are very much headline news in Britain, sixty years on. T