Justin Timberlake's been very busy in the studio lately, he tells Apple Music's Zane Lowe, and his A-list entourage has been pivotal in making his exciting new sound "a moving target" he can't exactly pinpoint.JT's affinity for R&B has been further cemented in his recent Trolls World Tour collaborations with SZA ("The Other Side") and Anderson .Paak ("Don't Slack"), so reuniting with his longtime collaborator Timbaland for his upcoming solo project checks out, as Lowe correctly guessed."But I'm