If you also write the starttime to a file you can read it and produce the elapsed time. Then one step further is to have a program read all your ongoing times a

If you also write the starttime to a file you can read it and produce the elapsed time. Then one step further is to have a program read all your ongoing times alongside parsing the active processes, and give you running progress of your current shells. Mine works but is hacky, it would be nice to have a more neatly packaged solution.