with any revenue sharing site like a large influx of new members will have this effect..there excited want to learn more, post about anything and everything then the what am i doing wrong posts start, then the try harder and harder to write a post thats a big hit cue several facebook style "I'm leaving this site posts" or "It a scam you promised me money i didn't make any" then off they go. unless a stupid amount of users jump on their post to say "oh don't go you'll get there" giving them a cash boost and they cue miraculous changing of minds) some of them relax after that start being them selves more other just repat the cycle until not enough people are begging them to stay.

But sitting quietly behind them at the back of the class are the users who will try and find answers themselves before asking, will write whatever they feel like, will focus on improving their writing and fostering friendships those users tend to stick about,