 Despite early success , the series , along with the overall rhythm game genre , suffered from poor sales starting in 2009 . Activision had stated in early 2011 that the series was on hiatus for 2011 , while a seventh main title in the series was under development ; this title was later cancelled due to the poor quality of the emerging product . Activision later shut down sales of the series ' downloadable content , although users who purchased material from it previously may still play what they bought . 
 Despite early success , the series , along with the overall rhythm game genre , suffered from poor sales starting in 2009 . Activision <a href='been_done' title='1'><mark>had</mark></a> stated in early 2011 that the series was on hiatus for 2011 , while a seventh main title in the series was under development ; this title was later cancelled due to the poor quality of the emerging product . Activision later shut down sales of the series <a href='null_genetive' title='2'><mark>'</mark></a>downloadable content , although users <a href='null_relcl' title='3'><mark>who</mark></a>purchased material from it previously may still play what they bought . 
Despite early success , da series , along with the overall rhythm game genre , suffered from poor sales starting in 2009 . Activision done stated in early 2011 dat the series was on hiatus fir 2011 , while a seventh main title in the series was under development ; dis title was later cancelled due to tdapoor quality of thdamerging product . Activision later shut dwn sales of the series  downloadable content , although users copped material from it previously may still play what they bought .