|hotlink - A mechanism for sharing data between two application programs where changes to the data made by one application
appear instantly in the other's copy.|
Under System 7 on the Macintosh the users establishes a hotlink by doing a "Create Publisher" on the server and "Subscribe" on the client.
Under Windows 3 it's "Cut Special"(?) and "Paste Special" (as opposed to the normal Cut and Paste).