Here is a much deeper discussion of where reading is heading, circa 1945:
http://www.theatlantic.com/magazine/...ngle_page=true
People definitely had microfilm/microform readers in their homes, but I think that they fell on the hardcore researcher end of things. I also remember using microform readers in my public library, because that's how they catalogued their books. And let me tell ya, it was a lot easier to use than index cards.