/ PS1 upd format

dots/bash/.bashrc

@@ -53,7 +53,9 @@ alias tp="tp.sh"
 # ---
 
 # x terminal shell start string | https://askubuntu.com/questions/1340319/ps1-string-full-documentation-and-reference-page
-PS1='[\u@\h \W]\$ '
+# https://bash-prompt-generator.org/
+# https://askubuntu.com/questions/193416/adding-timestamps-to-terminal-prompts
+PS1='\D{%y%m%d@%H%M} [\u@\h \W]\$ '
 
 # change the window title of x terminals
 case ${TERM} in