Thank you everyone who left a comment, or sent an email about Wolfgang. And a special shout-out to Big Country who called to cheer me up. As you can imagine I've been fairly wrung out, but thanks, bro.
The Queen Of The World and I are determined not to let him suffer. He's not at that point yet (thank goodness) and so we're focusing on pain management and quality of life.
But many thanks, everybody.