Not inefficient. It’ll be all over and done with by april next year rather than July, which would be the date if it weren’t split (your mob seemed to prefer the later date for reasons unknown )
It’s explained here in detail this link was put up by @82Punter on SPX forum.
https://ecourts.justice.wa.gov.au/eCourtsPortal/Decisions/DownloadDecision?id=ed03c2ea-7eb9-4f3f-a216-ebb27c7cf0f9
