On Tue, 2 Nov 2010 13:09:26 +0100, Gregor Kappler <gregor.kappler@googlemail.com> wrote:
> There are a few must-have features that I cannot figure out whether
> they are currently possible:

Both of these things are in the works, and will probably (hopefully)
make it into the next release:

http://notmuchmail.org/feature-requests/

jamie.