ZMI Audio: CEPHEI 5.05 Open Baffle Speakers, anyone hear them?

Curious is anyone has heard these.  They are Dutch.  They had terrific reviews a few years ago, but very little has been written or commented since.  Thank you

Reviews: (needs google translate)

https://hifi.nl/artikel/27424/Review-ZMI-Cephei-5.05-Mk-II.html