"All SW1X drivers are all our custom designs, which are specifically designed for our loudspeakers
and are exclusively made to our specs and for us by Sonido".
Yeah, but being one who really does hear (or at least did back when I had better hearing) prefer AlNiCo over ferrite (AKA 'mud') motors (and in some apps, neo over AlNiCo) I would have 'killed two birds with one stone' also.