Diagrams

[arnoudvanderleer]

Some images are diagrams, having black text on a transparent background. This becomes almost invisible. Maybe give all images a default white background? Inverting all images by default does not sound like it is a good idea...

I mean the following kind of images:

[ghost]

I'm seconding this. This is very annoying, especially if you use Wikipedia mostly for learning about mathematics. In the "Dark" theme of the Wikipedia phone program they simply force all images with transparent backgrounds to render as white.