======================== unified (from filesystem) ========================
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                                           'genre'  'ifs-songwriter-rock'
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'TCOM' (Composer)                                   'Bob Dylan'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-rock'
'TDOR' (Original release time)                      '1963'
'TDRC' (Recording time)                             '1989-07-05'
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'TIT2' (Title/songname/content description)         "Talkin' World War III Blues"
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'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Bob Dylan'
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'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'CBS'
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'TSO2'                                              'Dylan, Bob'
'TSOP' (Performer sort order)                       'Dylan, Bob'
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'TXXX:lastfmtags'                                   ['folk rock', 'rock', 'classic rock', 'folk', 'singer songwriter']
'TXXX:originalyear'                                 '1963'
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========================== row from database ==========================
                                              'id'  1524108
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Bob Dylan/1963 - The Freewheelin_ Bob Dylan/10 Talking World War III Blues.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  388
                                           'genre'  ifs-songwriter-rock
                                        'filesize'  9421894
                                           'mtime'  1637522970
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                                        'rest_str'   00singer songwriter eos 1963 Freewheelin_ 10 Talking ifs songwriter rock
                                      'tag_artist'  Bob Dylan
                                     'tag_release'  The Freewheelin' Bob Dylan
                                       'tag_title'  Talkin' World War III Blues
                                             'bpm'  115.0
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                                      'lastfmtags'  ['folk rock', 'rock', 'classic rock', 'folk', 'singer songwriter']
                                        'tag_date'  1989
                                     'discogstags'  ['folk, world, & country', 'folk']

============================== file details ==============================
                                           'mtime'  1637522969.7471275  (2021-11-21 20:29:29)
                             'size'  9421894