Thanks!
Actually, since the theme of the comic is kinda based on wrong interpretations of feedback, I didn't want to make one or more "solutions". So you always get the 5th bar at one point, but it is indeed random and you don't really have to do anything :D
About the picture it's hum.. an "unsolicited"photo of your friend, hence the "don't trust them". I found the idea funny because they're just stickmen