reader of books
No, not really. Mostly because it does not resolve central question.
A bigger bone thrown to this old dog concerning the central mystery would have been nice. I am trying not to spoil anything and I know that the journey is half the enjoyment in addition to the destination but we never get to the destination of knowing who the mysterious race is.
This is an old favorite book to begin with. But it's a delight read. My only issue is with the stuttering dolphins. It's written into the text but I think it could have been handled better.