In the world of Architecture and Interior Design so often the appeal of the new and bold often overshadows a space that is 'people' friendly.
I think this rather radical extension in Melbourne answers both quite easily. Although it would take a little while to get used to being able to see up through the ceiling and into the second storey.
Light Box | ArchitectureAU
It also is a great example of a modern minimalist interior and how it works in with your own personality.