Absolutely. That is one factor, but since every jurisdiction is different, we have to take into account the unique aspects of each one. In this case, or in the case of any associate chief justice position, they help provide leadership to the court, and for example, could allow the chief justice, if too much of their time has been spent simply administering and assigning cases, and so on, to have the opportunity to continue to hear cases and be a part of that important work of the court as well.
On May 17th, 2021. See this statement in context.