My father in law lent me a book called "the road less traveled", which was a best selling psychology, self help kind of book from...well seemingly a while ago, judging by the yellowed, faded condition of the pages. However the book is fascinating. One of the first things I read prompted me to revisit my thinking on a few things...and, I realized: we've been pretty ambigious on any number of things.
For example consider this list:
1) Photo sharing, tagging, rating, syndicating, photo widgets, slide shows, varied permissions, comments, alerts, relatedness, popularity.