======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '144'
                                          'artist'  'Christian Boltanski'
                                     'text_people'  ''
                                         'release'  'Tellus #21: Audio By Visual Artists'
                                           'title'  'Reconstruction De Chansons Qui Ont Et'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-UNU-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  ''
                                            'date'  '1988'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '145.8'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Tellus #21: Audio By Visual Artists'
'TBPM' (BPM (beats per minute))                     '145.8'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '1988'
'TIT2' (Title/songname/content description)         'Reconstruction De Chansons Qui Ont Et'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Christian Boltanski'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '16'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.94 dB'
'TXXX:replaygain_track_peak'                        '0.426262'

========================== row from database ==========================
                                              'id'  346553
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Tellus Audio Cassette Magazine/1988 - Tellus #21 - Audio by Visual Artists/16 - Christian Boltanski - Reconstruction De Chansons Qui Ont Et.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  144
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  3649481
                                           'mtime'  1636915954
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Cassette Magazine 1988 by 16 electronic experimental oddness
                                      'tag_artist'  Christian Boltanski
                                     'tag_release'  Tellus #21: Audio By Visual Artists
                                       'tag_title'  Reconstruction De Chansons Qui Ont Et
                                             'bpm'  145.8
                                    'search_title'  'chansons':3 'de':2 'et':6 'ont':5 'qui':4 'reconstruction':1
                                   'search_artist'  'boltanski':2 'christian':1
                                  'search_release'  '21':2,3 'artists':7 'audio':4 'by':5 'tellus':1 'visual':6
                                     'search_rest'  '1988':3 'by':4 'cassette':1 'electronic':5 'experimental':6 'magazine':2 'oddness':7
                                    'search_combo'  '1988':18 '21':10C,11C 'artists':15C 'audio':12C 'boltanski':8B 'by':13C,19 'cassette':16 'chansons':3A 'christian':7B 'de':2A 'electronic':20 'et':6A 'experimental':21 'magazine':17 'oddness':22 'ont':5A 'qui':4A 'reconstruction':1A 'tellus':9C 'visual':14C
                                    'tag_tracknum'  16
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-1', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1988
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636915953.776358  (2021-11-14 19:52:33)
                             'size'  3649481