With Outlook 2010 approaching we'll be looking to certify that for ZCO as soon as possible (plus some other new possibilities with the PST format opening up...finally.)

Many are already on 2007 - how do you feel about 2003 support EOL?

None of those poll questions mean we intend to intentionally block it's use when we hit the end of official support, but of course the means we'll stop coding and introducing fixes specifically targeted for it, decommission a few test machines etc.