======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '234'
                                          'artist'  'Kashmir'
                                     'text_people'  'Neil Young'
                                         'release'  'The Aftermath Disc 2'
                                           'title'  'Cinnamon Girl'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
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 "'q-chart-2', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
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                                      'lastfmtags'  "['alternative rock', 'danish', 'indie rock', 'indie', 'rock', 'alternative']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock'
                                             'bpm'  '100.356'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'The Aftermath Disc 2'
'TBPM' (BPM (beats per minute))                     '100.356'
'TCOM' (Composer)                                   'Neil Young'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Cinnamon Girl'
'TKEY' (Initial key)                                '10B'
'TLEN' (Length)                                     '234853'
'TPE1' (Lead performer(s)/Soloist(s))               'Kashmir'
'TPE2' (Band/orchestra/accompaniment)               'Kashmir'
'TPUB' (Publisher)                                  'Columbia'
'TRCK' (Track number/Position in set)               '12'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['alternative rock', 'danish', 'indie rock', 'indie', 'rock', 'alternative']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.74 dB'
'TXXX:replaygain_track_peak'                        '0.375746'

========================== row from database ==========================
                                              'id'  1272404
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Kashmir/The Aftermath Disc 2/12 Cinnamon Girl.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  234
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  9389912
                                           'mtime'  1621697524
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 12 ifs songwriter indie rock
                                      'tag_artist'  Kashmir
                                     'tag_release'  The Aftermath Disc 2
                                       'tag_title'  Cinnamon Girl
                                             'bpm'  100.356
                                    'search_title'  'cinnamon':1 'girl':2
                                   'search_artist'  'kashmir':1
                                  'search_release'  '2':4 'aftermath':2 'disc':3 'the':1
                                     'search_rest'  '00singer':1 'eos':3 'ifs':4 'indie':5 'rock':6 'songwriter':2
                                    'search_combo'  '00singer':8 '2':7C 'aftermath':5C 'cinnamon':1A 'disc':6C 'eos':10 'girl':2A 'ifs':11 'indie':12 'kashmir':3B 'rock':13 'songwriter':9 'the':4C
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-2', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['alternative rock', 'danish', 'indie rock', 'indie', 'rock', 'alternative']
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621697523.6510217  (2021-05-22 17:32:03)
                             'size'  9389912