Dark matter. Or what? [Video]

Fixed some problems, created some new ones. Sorry for the glassy stare at some places; I had to redo the recording but had a gigantic headache. I promise not to do that again.





Click on “CC” to get English subtitles.

I encountered the same problem with YouTube as with the previous video, that the automatic transcription falsely identifies the language as German. (This time I left it there