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: Build some robots, haul 'em to the theatre with you for the late show, and put on your own Mystery Science Theatre 3000 tribute to what is almost certainly going to go down as the worst    and only    killer website movie of this or any other year.