Per Sebeok on the Rangers Forum:

>The improves on lore code was all f'd up anyway - I reworked
>it for all players (better for explorers) so that its coded
>more as intended instead of as coded by a retarded monkey.
>Improves on lore should be less agonizingly painful ncr.

If you aren't playing a ranger, you might have missed out on
this little tidbit. As quite a few people have Lore and the
question of improving it comes up periodically, I just wanted to
make sure this change was widely known.

Qaledus