Some of the lofty bridges we clatter across are supported by reassuring iron arcs, but others stand on little more than a lattice of glorified lolly sticks.
Obviously Marvel, which is now also of course owned by Disney, has been building towards this for the last five years, with the big question being whether the stand-alone films like Iron Man 3 will still appeal to audiences now treated with a massive crossover event.
One day, while my eldest brother was at work at an iron works, my second brother couldn't stand it any longer, so he searched everywhere for the trumpet his brother had hidden and took it out.