Justin Ricketts is the CEO of Hogarth Australia and recently shared his thoughts on recombining media and creative agencies, while still recommending that the resultant production be decoupled. While decoupling production has been common in the UK for decades it is still a hot topic in many markets and he discusses the benefits and the challenges of getting it right.
https://www.trinityp3.com/2018/07/benefits-complications-of-production-decoupling/