Whole buncha d-u-m-b questions

[Forrest J. Cavalier III]

> When I have to kill innd, the overview data doesn't get written
> so that hour of articles disappeared from the face of the earth,
> except for the history file and the spool.  Whoops.

Has anyone written a tool that allows you to tail the last
part of the history file and feed the necessary data to overchan?
Can this function be performed with existing tools in a clever
way that I missed?