A slight tangent - is there any reason filament LEDs couldn't be fashioned into a Nixie Tube style number form? That seems like it might have the same nicely curved aesthetic but be easier to manufacture.
I'd assumed there would be some from the wonders of Shenzhen, but googling it seems not yet.
I'd assumed there would be some from the wonders of Shenzhen, but googling it seems not yet.