But the biggest problem may be the sheer complexity of doing ad campaigns that can reach consumers who increasingly flit from computer to smartphone to tablet and back throughout the day.
But, according to a Commons public accounts committee report published in May, this is still several years from completion and had been set back by failures to reach agreement on specifications with allied forces.
It was striker Harewood again, who sped up the right and cut the ball back for Gardner, who buried the ball high past the reach of Sigurdsson from 20 yards.
Williams checked back in with 7:17 remaining in the half and needed less than a minute to reach 8 for 8, and his streak ended when he was short on a step-back attempt from beyond the arc with 5:50 to go.
Jarvis's drop-goal took the game further from Exeter's reach, with the visitors only able to muster a late drop goal from Steenson as they searched for a way back in.