Task: Determine the valence intensity of the sentence, indicating a degree of positivity or negativity on a scale from 0 (strongly negative) to 1 (strongly positive), reflecting the emotional content expressed.
Sentence: A recent favourite at Sundance , this white-trash satire will inspire the affection of even those unlucky people who never owned a cassette of Def Leppard 's Pyromania .
Intensity score: 