Determine the valence intensity of the tweeter's emotional state conveyed in the tweet "Completely blown away by @EvaNoblezada @alistairbrammer @JonJonBriones and the cast of @MissSaigonUK tonight. #fathomevents #speechless". Offer a numerical score between 0 and 1, where 1 represents very positive and 0 represents very negative sentiment.
0.677