======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '911'
                                          'artist'  ('Peter Broderick And Machinefabriek With: Kleefstra, Bakker, Kleefstra With '
 'Nils Frahm')
                                     'text_people'  ''
                                         'release'  'Mort Aux Vaches'
                                           'title'  'Session III (Angelige Noaten)'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'Q-PLAY-3', 'q-bass-3', 'q-busy-2', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-3', 'q-drums-1', 'q-other-4', 'q-vocals-2', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2011'
                                        'comments'  ''
                                           'genre'  'prerock-classical or classical instruments'
                                             'bpm'  '142.910'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Mort Aux Vaches'
'TBPM' (BPM (beats per minute))                     '142.910'
'TCON' (Content type, a.k.a. Genre)                 'prerock-classical or classical instruments'
'TDRC' (Recording time)                             '2011'
'TIT2' (Title/songname/content description)         'Session III (Angelige Noaten)'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               ('Peter Broderick And Machinefabriek With: Kleefstra, Bakker, Kleefstra With '
 'Nils Frahm')
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.08 dB'
'TXXX:replaygain_track_peak'                        '0.832589'

========================== row from database ==========================
                                              'id'  196222
                                            'path'  /data/Music/Bulk/00instruments-classical/Nils Frahm/2011 - Mort Aux Vaches (& Peter Broderick, Machinefabriek, Kleefstra, Bakker, Kleefstra)/02 - Session III (Angelige Noaten).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  911
                                           'genre'  prerock-classical or classical instruments
                                        'filesize'  36484342
                                           'mtime'  1620561703
                                   'redo_metaread'  0
                                        'rest_str'   00instruments classical 2011 (& Broderick, Machinefabriek, Kleefstra) 02 prerock classical classical instruments
                                      'tag_artist'  Peter Broderick And Machinefabriek With: Kleefstra, Bakker, Kleefstra With Nils Frahm
                                     'tag_release'  Mort Aux Vaches
                                       'tag_title'  Session III (Angelige Noaten)
                                             'bpm'  142.91
                                    'search_title'  'angelige':3,4 'iii':2 'noaten':5,6 'session':1
                                   'search_artist'  'and':3 'bakker':9,10 'broderick':2 'frahm':12 'kleefstra':7,8 'machinefabriek':4 'nils':11 'peter':1 'with':5,6
                                  'search_release'  'aux':2 'mort':1 'vaches':3
                                     'search_rest'  '00instruments':1 '2011':3 'broderick':4,5 'classical':2 'instruments':11 'kleefstra':8,9 'machinefabriek':6,7 'prerock':10
                                    'search_combo'  '00instruments':22 '2011':24 'and':9B 'angelige':3A,4A 'aux':20C 'bakker':15B,16B 'broderick':8B,25,26 'classical':23 'frahm':18B 'iii':2A 'instruments':32 'kleefstra':13B,14B,29,30 'machinefabriek':10B,27,28 'mort':19C 'nils':17B 'noaten':5A,6A 'peter':7B 'prerock':31 'session':1A 'vaches':21C 'with':11B,12B
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-3', 'q-other-4', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2011
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620561702.7839646  (2021-05-09 14:01:42)
                             'size'  36484342