Task: Calculate the intensity of emotion E in the tweet as a decimal value ranging from 0 to 1, with 0 representing the lowest intensity and 1 representing the highest intensity.
Tweet: @Dark_Intell Darius' article was what convinced me that the time and money I had sunk into the IGDA in past years was wasted. Good re-read.
Emotion: sadness
Intensity score: 
0.438