While we pray the Brexit negotiations won't uproot the current mix of players that give such orchestras their character and depth, as I write, David Davis' team is yet to secure their position. We may still find our orchestras pillaged of their vital DNA.
Unlike Rheingold, Die Walküre is an Opera less focused on narrative, and much more concerned with tumultuous and emotionally charged relationships. This makes it a more complex, occasionally structureless but ultimately rewarding affair.
It felt like quite an epic day - London awoke to thundering clouds and went to bed as the child destined to be the 43rd monarch since William the Conqueror was born. Appropriately it also saw the opening of one of the greatest musical epics getting its first full play at the Proms.
Kenneth Clark once noted that he could not describe 'civilisation' - but he knew it when he saw it. With Beethoven's fifth, sixth and ninth symphonies, I wouldn't attempt to form any description of what human civilisation is or represents - but I know it when I hear it.