sentences:  Despite asserting consumer research suggested continued solid demand for the series, Activision later stated 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.In 2015, Activision announced the first new title to the series in 5 years, "Guitar Hero Live", released in October 2015.