Speedpig..........right stable but wrong horse - try again !
All this computer imaging is very tedious to the mature gentlemen who take an interest in "History and Nostalgia".
Before we even THINK of broadcasting a picture we have to tighten our trusses, ensure the pacemaker batteries are fully charged and take our anti-dyspepsia tablets.
Whatever happened to the good old epidiascopes they used to use for Target Recognition ? (At least you'd get a bit of a larf when you displayed an up-side-down Sverdlov cruiser on the screen !)
On the subject of projection - does anyone know how the WW2 air-gunner spherical concrete "simulators" worked ? (There's an intact structure on the North side of Shoreham airport)