Isn't this mostly out-dated and software mythology nowadays? Since you can't install z/OS without half a dozen PDSE's today, I expect they can be considered stable and safe to use.
Dave Gibney Information Technology Services Washington State Univsersity ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@bama.ua.edu with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html