I know what you mean about book space. My Wizzography starts with a photograph taken in my sitting room (
http://wizzley.com/jo-harrington-a-crazy-diamond-trying-to-shine/ ), you can see how much I love my books, and how much space they take up.
That isn't all of my books in the picture by the way.
It was a lovely gift to receive. I doubt anything will ever take the place of an actual book in your hand, but this is a great second best. I love the way it bookmarks your page too. Such a little thing, but it turns down the corner at the top. I don't even do that with real books anymore, because it damages the pages. But it's fun to see it happen on the Kobo.
I'm currently sitting here with my auntie's Nook in front of me. That's good too. I