Name: tee Version: 1.2 (8 Sep 96) Author: Devin Reade Contact: Where: /bin/tee FTP: cco.caltech.edu, grind.isca.uiowa.edu. Tee copies stdin to stdout, by default without buffering. It also makes a copy of the data to a specified file(s). It is useful when you want to watch the output of a process, but also save it.