in reply to
Tk tail -f - How?
I'm not sure if this is any help but there is a pure perl version of tail out there as part of the Perl Power Tools project, maybe some of the code in there will be useful to you.
The same name on every site (unless it is taken already)
A different name for every site
The same name for sites I don't care about, but different names on sites I do care about
Different names for sites I don't care about, but the same name on sites I do care about
The anonymous account
Someone else's username
Root, after hacking into the site
Results (236 votes),