Evaluate the valence intensity of the following snippet, considering the mood of the author. Give a score between 0 and 1 inclusive, where 0 is the most negative and 1 is the most positive.
Snippet: ...spiced with humor ('I speak fluent flatula,' advises Denlopp after a rather, er, bubbly exchange with an alien deckhand) and witty updatings (Silver's parrot has been replaced with Morph, a cute alien creature who mimics everyone and everything around)