Who knew laying cable could be so difficult? This isn't an episode about eating more fibre, it is about fibre optic's predecessor. The telegraph and how it is bloody difficult sending messages across the planet. Shouting might not work, but it is easier. Wildman Whitehouse  Iszi Lawrence is a presenter of BBC's Making History and The British Museum Membercast.  and on twitter:  NEWS: A new series of BBC Radio 4 Making History Presented by Iszi and Tom Holland is out now listen on BBC Sounds and here  Please do check out more of iszi's podcasts on  and support the show by donating to paypal here: