======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '125'
                                          'artist'  'Monroeville Music Center'
                                     'text_people'  ''
                                         'release'  'Musique Concrète for Beginners'
                                           'title'  'Subterranean Centipede Slave'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-2', 'q-syn-3', 'q-bass-3', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['grav3yardgirl', 'wooooow', 'electronic', 'discover']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-early;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '84.7'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:cover'                                        type PictureType.COVER_FRONT (Cover (front)) b'cover'
                                     
'TALB' (Album/Movie/Show title)                     'Musique Concrète for Beginners'
'TBPM' (BPM (beats per minute))                     '84.7'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-experimental-early', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         'Subterranean Centipede Slave'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Monroeville Music Center'
'TPE2' (Band/orchestra/accompaniment)               'Monroeville Music Center'
'TRCK' (Track number/Position in set)               '7'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['grav3yardgirl', 'wooooow', 'electronic', 'discover']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.32 dB'
'TXXX:replaygain_track_peak'                        '0.505531'

========================== row from database ==========================
                                              'id'  1422912
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Monroeville Music Center - Musique Concrète For Beginners/Monroeville Music Center - Musique Concrète for Beginners - 07 Subterranean Centipede Slave.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  125
                                           'genre'  electronic-experimental-early;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  5117946
                                           'mtime'  1628352762
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm For 07 electronic experimental early;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Monroeville Music Center
                                     'tag_release'  Musique Concrète for Beginners
                                       'tag_title'  Subterranean Centipede Slave
                                             'bpm'  84.7
                                    'search_title'  'centipede':2 'slave':3 'subterranean':1
                                   'search_artist'  'center':3 'monroeville':1 'music':2
                                  'search_release'  'beginners':5 'concrete':2,3 'for':4 'musique':1
                                     'search_rest'  'early':4,6 'electronic':2 'experimental':3 'for':1 'mor':13 'pl':8 'set':5,7,10,12 'shirleyspinoza':9,11
                                    'search_combo'  'beginners':11C 'center':6B 'centipede':2A 'concrete':8C,9C 'early':15,17 'electronic':13 'experimental':14 'for':10C,12 'monroeville':4B 'mor':24 'music':5B 'musique':7C 'pl':19 'set':16,18,21,23 'shirleyspinoza':20,22 'slave':3A 'subterranean':1A
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-4', 'q-syn-3', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['grav3yardgirl', 'wooooow', 'electronic', 'discover']
                                        'tag_date'  2010
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1628352761.9374957  (2021-08-07 18:12:41)
                             'size'  5117946