From our friend DJLahbug via Twitter.

this is Pixel. She’s building a eurorack! It currently lives in a cardboard box (makes sense since she’s a cat)

The box is a purrect container for a cat’s Eurorack. And we see quite a variety of modules here, including TipTop Audio, Pittsburgh Modular, Mutable Instruments, WMD, Bubblesound, and more…