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: canon never ceases to amaze being a great fan of the g2 i set out with g3 with a somewhat negative expectation, difficult as it is to improve drastically on something already as ' perfect ' as the powershot g2.