Think Apple iBookstore-meets-Linked In, with colleague's reading lists, recommended books, and book clubs.

ENGADGET: IDEO's e-book concepts threaten our enjoyment of reading with social networking, online commentary

These internet-linked programs let the refrigerator's owners read news, make to-do and shopping lists, get recipes from Epicurious and post to Twitter.

CNN: When refrigerators tweet and washing machines text