InfiniteWarlock
- I’d be willing to contend these gadgets already existed. After all, they showed art pieces earlier in the episode likely made from similar materials and techniques.
- As for the gas mask, it’s just basic safety precautions, you do not want to breathe in those fumes.
- Suspension of disbelief since the story isn’t asking how or where the gas mask was made for this purpose, all you need to know is it’s there.
- I doubt Izzy would consider selling something she invented unless it was pointed out to her that she could, it doesn’t really fit with her character type as an eccentric artist.