In respect of the duo’s desire for anonymity, please do not create posts that reveal their actual identities, if you happen to know who they are. But after all we all know that they aren’t of this Earth anyway!
Interesting interview with Khn and Klek in The Guardian (no paywall as far I can see). They tell more about their backstory and on their current success. Some quotes:
Someone just shared them with me! Super good music and cool to hear and see something so unique! The guitarist literally was turning pedal knobs with his toes and playing extra frets, so they are pretty legit.