Task: Analyze the sentiment intensity or valence level exhibited in the tweet, assigning a score on a continuum from 0 (extreme negativity) to 1 (extreme positivity), capturing the emotional context conveyed.
Tweet: I've been awake for 451 days 23 hours and I'm sleepy and tired #weary #raspberrypi #nodered #bot #iot #sunshinecoast
Intensity score: 