I just got my WoTA a few weeks ago (Analogue Haven still has some in stock!) and I had the same problem at first — you just need to recalibrate it for your case temperature, instructions here: War of the Ants not working? - #6 by creatorlars
I’ve got a Quantum Rainbow 2 in my audio case, looks like I need to give it a try with video, I liked the different character of your noise.