How worrying is Britain’s current account deficit?

Thanks to tutor2u for this
http://www.tutor2u.net/economics/blog/how-worrying-is-britains-current-account-deficit?utm_medium=email&utm_campaign=Economics%20daily%20digest%20Tue%202nd%20February%202016&utm_content=Economics%20daily%20digest%20Tue%202nd%20February%202016+CID_9537b0ce6305d1a462ad8a8f14aa5621&utm_source=CampMonitor&utm_term=How%20worrying%20is%20Britains%20current%20account%20deficit%20Almost%20all%20of%20the%20talk%20of%20the%20deficit%20is%20in%20reference%20to%20the%20fiscal%20deficit%20which%20is%20the%20balance%20of%20tax%20revenues%20and%20public%20spending%20But%20what%20about%20the