To the author: if this many people is confused about the difference between multi-pane and multi-column, your message isn't clear and it won't be to the develop

To the author: if this many people is confused about the difference between multi-pane and multi-column, your message isn't clear and it won't be to the developers you're asking either. Explain exactly what you want (I read the blog post and it gave me no clue to that) and the developers might understand what you're asking.