The current mad dash that surrounds the last-minute negotiations regarding Britain’s exit from the European Union is as predictable as it is unhelpful in signaling the ultimate terms or date of such withdrawal.With an extension until Jan. 31, in light of the rough and tumble of British and EU politics, regardless of extensions, it might be worthwhile to take a second look at current strategies to be certain U.S. companies are in the best possible position regardless of when and under what conditions Brexit occurs …