Automatically find the source of a method invocation?

[Robb Shecter]

holger krekel wrote:

> Why is this a problem? 

Well, you know; it's just clutter with zero information content since it 
must always be there.

[...]

> 
> It depends on what you really want to do. I wouldn't bother too much ...
> 

Good ideas, thanks.  I can see it'd take a bit of work.  I pretty much 
just want an object receiving a PS message to be able to ignore it if it 
was the sender (for example).