Was just writing pretty much the same comment but you beat me to it.... There's a short clip from the BBC programme on YouTube at https://www.youtube.com/watch

Was just writing pretty much the same comment but you beat me to it.... There's a short clip from the BBC programme on YouTube at https://www.youtube.com/watch?v=k-dsGzgjkjA https://www.youtube.com/watch?v=k-dsGzgjkjA