diff --git a/scripts/iiab-diagnostics b/scripts/iiab-diagnostics
index c2e932f31..3ca2db9d1 100755
--- a/scripts/iiab-diagnostics
+++ b/scripts/iiab-diagnostics
@@ -21,7 +21,7 @@ fi
 
 # Build up a meaningful shared filename for DEV / IMPLEM / LEARNING team(s)
 outfile=/etc/iiab/diag/${IIAB_RELEASE}_${OS_VER}_${YMDT}_$nickname
-mkdir -p /etc/iiab/diag
+mkdir -p /etc/iiab/diag    # System "snapshots" (time-stamped output from this 'iiab-diagnostics' command) will be stored in this directory.  A bit like system logs, but only on request.
 
 function cat_file_raw() {    # $1 = path/filename; $2 = # of lines, for tail
     if [ -f $1 ]; then