It's not something I have tried yet. I would be worried about the readability of text in this case.
When it comes to the layout, there is definitely a lot that could be done, that hasn't been implemented yet. I am always working to add features but of course there are always more ideas than time. :D
(For example, I recently, I added the option to display the calendar vertically:
https://shop.invisible-computers.com/cdn/shop/files/IMG_0304...
