Join the dotsSometimes deals come out of the blue, like my abortive bid to become foreign minister of Guinea Bisau. On other occasions they're a little easier to predict, like my hurried exit from Guniea Bisau in the wake of that unfortunate incident. Now I'm not saying there's anything going on, but I must admit my ears pricked up the other week in Frankfurt when Eurex ceo Rudi Ferscher made another reference to Icap's deal with Trading Technologies - the latter already having done...