Are you interested in a Windows 95b GUI for the `83? If so, then VISTA98 from DTECH is your best bet. Try it, you`ll like it. To get VISTA98b, e-mail James Duncan at calcpro@aol.com Vista comes as a exe file that expands on you computer. Then you send the file to your calc using graphlink cable. Questions? comments? info? E-Mail DTECH at calcpro@aol.com