Maybe this classifies as a bug, I'm not sure:

Originally Posted By: "Jigsy, from the help file. (Go figure.)"

...

name, title, text are required.
delay, iconfn, iconpos, alias, and wid can be $null.

...


//noop $tip($ctime,Title,Text)

Quote:

* Invalid parameters: $tip

What do you do at the end of the world? Are you busy? Will you save us?