Kerkythea Rendering Engine (CLOSED) (CLOSED)

Iray is really slow on my PC. I found a faster rendering engine: Kerkythea.
Who uses this rendering engine?
What do you think of this alternative to Iray or Filament?

The link for those who want to discover this free product is
https://kerkythea.net/

Iray

A first test of Kerythea without having read the documentation
All settings are default