Nobody heard him, the dead man,
But still he lay moaning:
I was much further out than you thought
And not waving but drowning.
Poor chap, he always loved larking
And now he's dead
It must have been too cold for him his heart gave way,
They said.
Oh, no no no, it was too cold always
(Still the dead one lay moaning)
I was much too far out all my life
And not waving but drowning.
-- Not Waving but Drowning, Stevie Smith
http://googleblog.blogspot.com/2010/08/update-on-google-wave.html "Wave has not seen the user adoption we would have liked. We don’t plan to continue developing Wave as a standalone product"
Personally I blame Wave itself, rather than the users. Amazing demo, interesting idea, but Google's plan to make it good never really got underway.