 Complete the following phrase:  Archaeological examinations of the site do not reveal why Cunetio deserved so much expenditure on upgrading its defences, an act that was a rare occurrence for inland Britannia at the time, when most Roman military engineering projects were focused on the Saxon Shore forts. Two theories have been suggested: first that the town was being converted into a Legionary fortress to re-establish Roman authority in this part of the province of Britannia. Second, that the improvement work was being orchestrated by an ambitious local British governor  the type of man who would, within a generation or so, be setting himself up as 