Right,,,That's the reason why campaign owner hire them to handle their campaign. Every professional campaign manager try their level best to provide transparent work by creating opportunities for best participants. When its a matter of professionalism i don't think personal choice have any room there. DarkStar_ is working on be half of CM to ensure best marketing outcomes by managing the campaign and most probably he is following instructions from campaign owner during selection process. Chipmixer is one of the most popular and oldest signature campaign so its quite simple that most community members have their wishes to join CM family. In a situation like this during open slots announcement most participants submit their application and hope to get selected but its quite hard to select final participant from a long list where there is multiple well deserving candidate.

In some cases your attendance can demotivate drama creators which is not a bad thing at all .