I would like to ask if there is any future plans to allow Dorico to re-tune a staff to any tuning system such as Mus2? I have other mapping questions I would pose but perhaps this question would go a ways in answering others I am formulating.
You can create more or less any tuning system you wish via the Edit Tonality System dialog. Start here in the Operation Manual for an introduction, and be sure to look at the Related links section for pointers to the places in the software you need to look at: