Text cuts off or is truncated in dialog boxes. File names are truncated on the Desktop. Directories, most notably the Desktop folder, do not update automatically. Windows sometimes lose their view settings. Drag and drop is not fully implemented.
Icons randomly rearrange themselves.
No support for PPPoE DSL connections like those provided by Earthlink. Now they are working on a GUI for the port. This is something new and unique for Mac users who aren't accustomed to hackers coming to our aid. I think it's a great thing. Mason McDaniel was also impressed by the Unix community's assistance.