[darcs-users] Old tag?

[Juliusz Chroboczek]

After converting one of my repos to darcs-2 format, I'm seeing entries
in the log of the form

  Fri Nov  6 00:34:54 CET 2009  Juliusz Chroboczek <jch at pps.jussieu.fr>
    * old tag: babeld-0.97

What's an old tag?  Does it behave like a tag?  Should I worry?

                                        Juliusz