I sat beside a big cannon on Monday. This was not my intention, as I rather like having ear-drums. However, Richard and I arrived late at the Echo Arena due to a heavy traffic jam through Liverpool, and someone else had whizzed our seats. Rather than struggle to find a staff member in the dark, and consequently miss even more of Raymond Gubbay’s Classical Spectacular, we simply helped ourselves to seats elsewhere. Hence our proximity to the cannon. We weren’t the only late arrivals. At least 200 people entered the Arena after us. And we didn’t notice the canon until we’d sat down. How do you miss a whopping great canon? Two, even. It’s a fair question. We were too busy muttering about the traffic jam and uncomfortable seats with stupid plastic arm-rests which are either set too high so your elbow starts aching or else they poke you in the back if you push them into their vertical position. And we were watching the light show. Hmm, Hawkwind could teach their techie team a thing or...