Comment 16 for bug 10883

(In reply to comment #5)
> Lisa. comment #4:
> > ...my sense is that most users use that prefered format 95% of the time,
> > and that changing the format is often an isolated occurrence

  My usage pattern is like what you described. 99% of time, I write in plain
text, but once in a while, I send html or multipart/alternative so that I don't
want this to be persistent.

> That means that 95% of the time, you won't have to change anything. The
> advantage of making this option persistent is that we don't have to add yet
> another pref to the already packed-to-the-brim preferences panels.

 Don't we already have that pref per mail server?