======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '143'
                                          'artist'  'Tegan and Sara'
                                     'text_people'  'Tegan and Sara'
                                         'release'  'So Jealous'
                                           'title'  'Speak Slow'
                                           'quals'  ("['Q-HAP-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
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 "'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'indie pop', 'alternative', 'female vocalists', 'canadian']"
                                     'discogstags'  "['rock', 'alternative rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '141.118'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'So Jealous'
'TBPM' (BPM (beats per minute))                     '141.118'
'TCOM' (Composer)                                   'Tegan and Sara'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Speak Slow'
'TKEY' (Initial key)                                '5B'
'TLEN' (Length)                                     '143906'
'TPE1' (Lead performer(s)/Soloist(s))               'Tegan and Sara'
'TPE2' (Band/orchestra/accompaniment)               'Tegan and Sara'
'TPUB' (Publisher)                                  'Vapor/Sanctuary'
'TRCK' (Track number/Position in set)               '10'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'alternative rock']
'TXXX:lastfmtags'                                   ['indie', 'indie pop', 'alternative', 'female vocalists', 'canadian']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.63 dB'
'TXXX:replaygain_track_peak'                        '0.395375'

========================== row from database ==========================
                                              'id'  1356664
                                            'path'  /data/Music/Bulk/00poprockelectronic/Tegan and Sara/So Jealous/10 speak slow.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  143
                                           'genre'  ifs-songwriter
                                        'filesize'  3451734
                                           'mtime'  1637330758
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 10 speak slow ifs songwriter
                                      'tag_artist'  Tegan and Sara
                                     'tag_release'  So Jealous
                                       'tag_title'  Speak Slow
                                             'bpm'  141.118
                                    'search_title'  'slow':2 'speak':1
                                   'search_artist'  'and':2 'sara':3 'tegan':1
                                  'search_release'  'jealous':2 'so':1
                                     'search_rest'  '00poprockelectronic':1 'ifs':4 'slow':3 'songwriter':5 'speak':2
                                    'search_combo'  '00poprockelectronic':8 'and':4B 'ifs':11 'jealous':7C 'sara':5B 'slow':2A,10 'so':6C 'songwriter':12 'speak':1A,9 'tegan':3B
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'indie pop', 'alternative', 'female vocalists', 'canadian']
                                        'tag_date'  2004
                                     'discogstags'  ['rock', 'alternative rock']

============================== file details ==============================
                                           'mtime'  1637330758.1863844  (2021-11-19 15:05:58)
                             'size'  3451734