Assess the level of sadness present in the following tweet: ".@WotzupCapeTown - thanks for sharing! Surprise guests! @HumanJurgen &amp; visiting US Tenor Sax @CunninghamColin. #livemusic #capetown #blues". Provide a real number between 0 and 1, with 0 representing the least intensity and 1 representing the highest intensity.
0.267