Well, here we are.  After months of anticipation and the mandatory, giddy daily countdown, the moment has arrived for Belfast’s inaugural AVA (Audio Visual Arts) Festival.  We’ve entered the Titanic Qtr and are making our way to the goliath T13 warehouse and playing spot the raver as we increase our pace, beyond excited for what we’ll see when we get there.  When we do, a multitude of coaches indicates that although it won’t kick off for some time yet, there’ll be a sizeable crowd inside.  There is, to our relief, a mass of music fans buzzing around the gargantuan space.…