The first thing it says (which goes to STDERR, so you can redirect into a file
if you want), is how to exit, which is by copying the magic end string into
the clipboard. Crufty? Yep. You can still do Ctrl+C if you dont like this
(or if the string scrolls off the top of the screen).
The next thing it does is wait for the clipboard to change, at which point it
will print out the new data and go back to waiting for the clipboard to
Then you copy the exit string, and it will fill the clipboard with all the
little pieces it saw along the way.
(Right now, it just joins everything with spaces in between - is this bugging