It looks like the Go blog now follows the system setting for dark or light mode. For blog posts that include diagrams, this means we have images with light backgrounds that really stand out against the dark page background, and in some cases have transparent backgrounds that break entirely. This might be one section of the site where it makes sense to keep the light theme by default; just wanted to raise this issue in case this behavior was not intended.

As an example, here's a screenshot of last year's survey results, which assumed a light theme: