I agree with your assessment of spam sieve--it is awesomely good. The only advantage of my arrangement is that I have set up spam assassin at my isp, with non-aggressive filtering into a separate email box. This means that I can decide when to download the 70% of the spam that it does identify.
A Ken Pope said at Sat, Sep 30, 2006 11:21 AM -0700: >Thanks for describing your set-up. I receive about the same amount of >spam but have had good luck using only SpamSieve. It currently has a >99.3% accuracy rate for my system.

