Am Dienstag, 1. April 2008 schrieb Tom Lane:
> Do we really want such a thing?
Yes!
> The space of backslash command names
> is so densely populated already that it's hard to imagine creating
> aliases without conflicting with existing (or future) command names
> --- as indeed your example does. It seems like mostly a recipe for
> confusion.
This is a standard feature and effect on shells. Shells have even more likely
commands and conflicts, and still aliases are widely used. If people are
concerned about conflicts, they shouldn't use aliases.