#PI# There are always people who criticize it every day, yet they cannot bear to be without it. Their relationship with the project is like that of smokers with cigarettes; they simply cannot quit. The difference is that almost no one criticizes cigarettes while smoking them; they just switch brands if they don't like it. However, these people are both following and engaging with the project, feeling frustrated that it doesn't meet their expectations, yet they can't let go.