Usefulness of the A-10? The aircraft that was pulled from the early stages of the Gulf war for getting shot up too many times, is notorious for blue on blue, and immediately dies in the presence of any modern Anti Air?

Sure, but US is was not facing modern anti-air in Iraq and Afghanistan regular Iraq forces were destroyed in 2003. On the other hand, a Reaper drone is perfect to bomb a wedding that’s not protected by AAA

Why not just have one venue, but have different hosts organise the opening ceremony? Stick one large venue on an island somewhere, and then hand the responsibility of running it to a different nation each time.