That only helps people who know what Adobe Lightroom is for.
In short, Darktable is a tool to generate images out of camera raw image formats. (Edit: You can think of Raw image formats as “kind of” source code for images, which requires to be interpreted as a traditional pixel based image format to be displayed.) The workflow is much different from a traditional image editor. I didn’t watch this video tutorial series here, but it looks good enough for linking: www.youtube.com/watch?v=NMcA6MIhg0Q&list=PLqa…