type         date         name
    ----    ---------------   ------------------------

    file    2023.09.12.1158   afni41_plm_prog_mba_matrix.pdf
    file    2023.09.12.1158   afni_plm_prog.01.mba_matrix.mp4
    file    2023.09.12.1158   afni_plm_prog.01.mba_matrix.txt
    file    2023.09.12.1158   yt_afni_plm_progs.01.txt