I have just installed W7 RC and have encountered the following problem with (or feature of) Windows Live Mail. Sorry for the long post that I need to explain this.
My production setup is XP using Outlook Express as an IMAP client. With OE, I can drag email .EML files to Explorer folders...
datemodificationdate stamp
email archiving
email management
eml files
explorer folders
file syncing
imap client
outlook express
software features
thunderbird
user feedback
vista behavior
windows 7
windows live mail