======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '209'
                                          'artist'  'The Police'
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                                           'title'  'Driven to Tears (live)'
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                                      'lastfmtags'  "['80s', 'new wave', 'classic rock', 'pop', 'rock']"
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                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '18'
                                            'date'  '1993'
                                        'comments'  ''
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rest: ''

======================== rawer (from filesystem) ========================

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'TBPM' (BPM (beats per minute))                     '114.414'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk'
'TDOR' (Original release time)                      '1993'
'TDRC' (Recording time)                             '1993'
'TIT2' (Title/songname/content description)         'Driven to Tears (live)'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'The Police'
'TPE2' (Band/orchestra/accompaniment)               'The Police'
'TPOS' (Part of a set)                              '3/4'
'TPUB' (Publisher)                                  'A&M Records'
'TRCK' (Track number/Position in set)               '2/18'
'TSO2'                                              'Police, The'
'TSOP' (Performer sort order)                       'Police, The'
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'TXXX:MusicBrainz Album Status'                     'official'
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'TXXX:q-other'                                      '3'
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========================== row from database ==========================
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                                            'path'  /data/Music/Bulk/00poprockelectronic/Police/[19XX] Best of the Box - Disc 3/02 -  Driven To Tears (Live).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  209
                                           'genre'  electronic-we-new wave or post punk
                                        'filesize'  5029037
                                           'mtime'  1620571765
                                   'redo_metaread'  0
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                                       'tag_title'  Driven to Tears (live)
                                             'bpm'  114.414
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                                   'search_artist'  'police':2 'the':1
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                                    'search_combo'  '00poprockelectronic':16 '19xx':17,18 '3':23 'a':10C 'best':19 'box':11C,12C 'complete':14C 'disc':22 'driven':1A 'electronic':27 'in':9C 'live':4A,5A,25,26 'message':8C 'new':29 'of':20 'police':7B 'post':31 'punk':32 'recordings':15C 'tears':3A 'the':6B,13C,21 'to':2A,24 'wave':30 'we':28
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'new wave', 'classic rock', 'pop', 'rock']
                                        'tag_date'  1993
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620571764.9431717  (2021-05-09 16:49:24)
                             'size'  5029037