First of all, I'd like to note that models and terms I am using and discuss are not mine. They come from training and coaching sessions belonging to Vroemen from Teamchange. The connection I make to Scrum is my interpretation.
In this article, we shall investigate why the learning and development of multi-functional specialists in Scrum is the core of organizational Agility and value optimization. Many Development Teams are not collaborating as real teams, but as a collection of narrow specialists focused on "their" tasks (QA, Backend, iOS, Android).
Technical debt seems like a topic that resides completely in the domain of a Development Team. They are responsible for delivering a potentially releasable Increment after all. But might there be more to it for a Product Owner?