To be honest, office 2003 is not that bad, I'm quite satisfied with it
Especially after SP2 there shouldn't be sooo much vulnerabilies...
It would be hard for me to learn using OpenOffice, even though I have version 2.07 on my comp and never use it LOL
One great point of MS Office is the huge amount of plugins you can get for it, especially the Acrobat thingie is gorgeous...
What I dislike are those huge ugly children-friendly buttons in MSO 2k7...
Sometimes it seems MS people don't see what they're doing...
One thing I still hate at WinXP, those UGLY Win16 error messageboxes, I wonder whether they are too stupid to replace them with "normal" ones that look like Win32... but that's another thing x(