>>Never, as he's permanently dead and has no intention of changing that (even the hypothetical 'he' which doesn't exist).
>>
>>But his statue may run out, on the double (double what? never understood that one).
>
>Double time. Marching twice as fast. On the double Quiiick Maaaarch (usually bellowed in your ear)

But... now it makes even less sense. Double time would mean half speed, wouldn't it? Instead of getting there in 10 seconds, it would now take 20.

So every army is the same. We used to say "why is there a guard at the main gate? - so the logic doesn't creep in".