I like the idea of framing the TV with wood planks. I think I might just put some planks directly on the wall and center the TV on it instead of doing floor to ceiling. NOW it just needs hanging accent lights mounted to the ceiling above the tv and DONE!
This reminds me of my first flat. Classic Victorian house interior with an original fireplace, books in the alcove. However I wasn't stylish enough to have those wonderfully chic grey walls with high white accents.
Build a bench for your entryway out of old pallets Pallets can add a rustic charm to many projects and make a great, weathered basis for a bunch of different projects. You can use a pallet to build an entryway bench. Just don't forget to sand it!