A small team of planetary scientists from the California Institute of Technology, Université Côte d'Azur and Southwest Research Institute reports possible new evidence of Planet 9. They have published their paper on the arXiv preprint server, and it has been accepted for publication in The Astrophysical Journal Letters.
VIIII wasn’t exclusive to clocks, that’s the only long-lasting example we still have access to.
Your point is that VIIII was ever used in history? Happily conceded.