It took three attempts to face the stonewall of ambiguity at the Sudanese Embassy to realise that there is more chance of a camel passing through the eye of a needle than getting a transit visa cleared by the Ministry for Foreign Affairs (MFA). I don’t know whether they suspected that I was some kind of spy-on-two-wheels but I wouldn’t make a very good one considering my predictability for frequent coffee stops. The one saving grace is that the Sudanese authorities had the courtesy of being consistent in their ambiguity which is more than be said of their British counterparts. After liberating me of fifty beans sterling for the privilege…