> I now agree that keeping the existing argment order is best,
> because it makes set-port-line! and set-port-column! compatible
> with other set! procedures, which is probably more important
> than having it be compatible with other port procedures.
Yes, and regarding compatibility with other port procedures:
For procedures like `display' and `read' it is obvious which port to
select as default, but which should be the default for set-port-*!,
(current-input-port) or (current-output-port)?
/mdj