======================== unified (from filesystem) ========================
                                         'bitrate'  '191.772'
                                        'duration'  '104'
                                          'artist'  'Les Fragments de la Nuit'
                                     'text_people'  ''
                                         'release'  'Musique du Cripuscule'
                                           'title'  'Devenons Demain I'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-3', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'Q-PIANO-3', 'q-chart-2', 'q-drums-1', 'q-other-4', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['dark ambient', 'neoclassical', 'french', 'classical', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  '16'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'prerock-classical or classical instruments'
                                             'bpm'  '143.721'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Musique du Cripuscule'
'TBPM' (BPM (beats per minute))                     '143.721'
'TCON' (Content type, a.k.a. Genre)                 'prerock-classical or classical instruments'
'TDRC' (Recording time)                             '2008-06'
'TENC' (Encoded by)                                 'Exact Audio Copy   (Secure mode)'
'TIT2' (Title/songname/content description)         'Devenons Demain I'
'TKEY' (Initial key)                                '6A'
'TLAN' (Language(s))                                'eng'
'TPE1' (Lead performer(s)/Soloist(s))               'Les Fragments de la Nuit'
'TPUB' (Publisher)                                  'Equilibrium Music'
'TRCK' (Track number/Position in set)               '5/16'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME 3.97'
'TXXX:Catalog #'                                    'EQM022'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PIANO'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:Release type'                                 'Album'
'TXXX:Rip date'                                     '2008-06-25'
'TXXX:Ripping tool'                                 'EAC'
'TXXX:Source'                                       'CD'
'TXXX:lastfmtags'                                   ['dark ambient', 'neoclassical', 'french', 'classical', 'ambient']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.74 dB'
'TXXX:replaygain_track_peak'                        '0.427439'

========================== row from database ==========================
                                              'id'  1295343
                                            'path'  /data/Music/Bulk/00instruments-classical/Les Fragments de la Nuit - musique du crépuscule/05-les_fragments_de_la_nuit-devenons_demain_i-gw.mp3
                                         'working'  None
                                         'bitrate'  191
                                    'duration_sec'  104
                                           'genre'  prerock-classical or classical instruments
                                        'filesize'  2510762
                                           'mtime'  1620561603
                                   'redo_metaread'  0
                                        'rest_str'   00instruments classical musique crépuscule 05 les_fragments_de_la_nuit devenons_demain_i gw prerock classical or classical instruments
                                      'tag_artist'  Les Fragments de la Nuit
                                     'tag_release'  Musique du Cripuscule
                                       'tag_title'  Devenons Demain I
                                             'bpm'  143.721
                                    'search_title'  'demain':2 'devenons':1 'i':3
                                   'search_artist'  'de':3 'fragments':2 'la':4 'les':1 'nuit':5
                                  'search_release'  'cripuscule':3 'du':2 'musique':1
                                     'search_rest'  '00instruments':1 'classical':2 'crepuscule':4,5 'de':8 'demain':12 'devenons':11 'fragments':7 'gw':14 'i':13 'instruments':17 'la':9 'les':6 'musique':3 'nuit':10 'or':16 'prerock':15
                                    'search_combo'  '00instruments':12 'classical':13 'crepuscule':15,16 'cripuscule':11C 'de':6B,19 'demain':2A,23 'devenons':1A,22 'du':10C 'fragments':5B,18 'gw':25 'i':3A,24 'instruments':28 'la':7B,20 'les':4B,17 'musique':9C,14 'nuit':8B,21 'or':27 'prerock':26
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-mixbeat-1', 'Q-PIANO-3', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['dark ambient', 'neoclassical', 'french', 'classical', 'ambient']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620561602.9508705  (2021-05-09 14:00:02)
                             'size'  2510762