Idg the negativity around RedOne when he helped made Gagas biggest hits, nonetheless his sound is different for specifically her. We don't know whether or not he evolved since Gagas peak days. Seethe while you buy her next LG5 #diamond certified single produced by *covers one eye with hand* RedOne
But 8 tracks though... This basically confirms he will be on the album somehow, there is no way all 8 tracks would of been cut, especially since they were alleged great tracks according to Gaga and Elton. And the way he seemed so happy about it makes it seem like some will be on the album