On wide high res displays I have a lot of horizontal space, but vertical space is at a premium. I’d love to see a vertical post editor, maybe something like this:
With a vertically oriented editor, navigation of threads while composing is a lot easier, as is composing a multi-quote/multi-user reply.
Here’s a topic view, everything stays full width, the forum just jumps to the left as the post editor slides in from the right:
Is this something a theme component or plugin could handle, or would this need to be part of core?