Please determine the intensity of the emotion sadness in the tweet "Still #devastated and #sad #Tariq's #TariqLive channel is no more and #ProfessorBlackTruth as well. #YouTubeFAIL #EpicFAIL! #TariqNasheed 😢". Provide a score between 0 and 1, where 0 means very low intensity and 1 means very high intensity.