“ He went on to explicitly draw the line in a new war between persuaders (developers who want players’ money) and the rest of us (who want to give the players joy). When addressing persuaders, Schell actually used the phrase “you know who you are.”
From Soren Johnson’s GDC recap. Sounds to me like the event was Zynga versus everyone else. (Via DESIGNER NOTES)
Source: designer-notes.com