Can "bzr annotate" be sped up?

Fri Jun 17 15:43:10 UTC 2011

> From: Marius Kruger <amanic at gmail.com>
> Date: Fri, 17 Jun 2011 17:40:10 +0200
> Cc: Eli Zaretskii <eliz at gnu.org>, bazaar at lists.canonical.com
> 
> So maybe a workaround for this lot-of-revisions case can be giving
> annotate/qannotate a line number range to make it give answers faster
> for the lines Eli cares about.

Yes, that would be very good, as normally I need to annotate only a
very small portion of a file.