The firewall is restrictive, but it didn't take much to remove most its hinderences.
The worst part of the whole pack is that its stand on protection is similiar to OUTLOOK XP and 2003's flaws (for those that don't know, they do not give one the option to open executable attachments).
IN SP2, one is not able to open remote documents, such as a .MDB file, there are workarrounds for this, but nonetheless, its very annoying!
in regards to speed, we are dealing with MS, renowned or being rather hectic on hardware.
I expect each of their damn releases to require 64MB ram more