Joe Stegman, Lead PM on the Windows Forms team, talks about how tight the integration between Windows Forms and Avalon will be, including hosting Windows Forms controls inside of Avalon, Avalon controls inside of Windows Forms and sharing a data binding model. In other words, developing on Windows Forms is a wonderful way to get tasty managed UI goodness today and long into the future, whether you'd like to target Avalon and/or Longhorn in the future or not.
