New hidden ProjectC theme?

It looks like the dark theme, but it has different profile pictures, logo and font.

Looks like this theme is gone.
Rip to ProjectC: 2020-??-?? - 2020-06-19

now there’s a theme called Isabelle

Does anyone knew what the C meant in ProjectC?

project console? computer? .com?

crossing? concept?

Probably just a test theme, it’s like dark theme but the user borders are different.

Fun fact: The new theme is just an off the shelf theme anyone can install on any discourse instance, the link to the theme is

i know, i know.