======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '75'
                                          'artist'  '[Montparnasse 2000]'
                                     'text_people'  'Pat Prilly/Harry Breuer'
                                         'release'  'MP 106 - Moog Is Moog'
                                           'title'  'The Melancholy Mule. (La mule mélancolique.)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-2', "
 "'Q-OLDST-2', 'q-syn-3', 'Q-PLAY-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-1', 'q-drums-4', 'q-other-4', 'q-vocals-1', "
 "'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '17'
                                            'date'  '1977'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-early;mi-earlysynth-moog'
                                             'bpm'  '123.7'
                                             'key'  '12A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'MP 106 - Moog Is Moog'
'TBPM' (BPM (beats per minute))                     '123.7'
'TCOM' (Composer)                                   'Pat Prilly/Harry Breuer'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-experimental-early', 'mi-earlysynth-moog']
'TDRC' (Recording time)                             '1977'
'TIT2' (Title/songname/content description)         'The Melancholy Mule. (La mule mélancolique.)'
'TKEY' (Initial key)                                '12A'
'TPE1' (Lead performer(s)/Soloist(s))               'Pat Prilly/Harry Breuer'
'TPE2' (Band/orchestra/accompaniment)               '[Montparnasse 2000]'
'TRCK' (Track number/Position in set)               '7/17'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.29 dB'
'TXXX:replaygain_track_peak'                        '0.471255'

========================== row from database ==========================
                                              'id'  1363667
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/[Montparnasse 2000] - Editions Montparnasse 2000 - MP 106 - Pat Prilly & Harry Breuer - Moog Is Moog/07 The Melancholy Mule. (La mule mélancolique.).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  75
                                           'genre'  electronic-experimental-early;mi-earlysynth-moog
                                        'filesize'  3549699
                                           'mtime'  1636911725
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Editions Pat Prilly & Harry Breuer 07 mélancolique.) electronic experimental early;mi earlysynth moog
                                      'tag_artist'  [Montparnasse 2000]
                                     'tag_release'  MP 106 - Moog Is Moog
                                       'tag_title'  The Melancholy Mule. (La mule mélancolique.)
                                             'bpm'  123.7
                                    'search_title'  'la':5,6 'melancholy':2 'melancolique':7,8,9,10 'mule':3,4 'the':1
                                   'search_artist'  '2000':3,4 'montparnasse':1,2
                                  'search_release'  '106':2 'is':4 'moog':3 'mp':1
                                     'search_rest'  'breuer':5 'early':12,14 'earlysynth':16 'editions':1 'electronic':10 'experimental':11 'harry':4 'melancolique':6,7,8,9 'mi':13,15 'moog':17 'pat':2 'prilly':3
                                    'search_combo'  '106':16C '2000':13B,14B 'breuer':23 'early':30,32 'earlysynth':34 'editions':19 'electronic':28 'experimental':29 'harry':22 'is':18C 'la':5A,6A 'melancholy':2A 'melancolique':7A,8A,9A,10A,24,25,26,27 'mi':31,33 'montparnasse':11B,12B 'moog':17C,35 'mp':15C 'mule':3A,4A 'pat':20 'prilly':21 'the':1A
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-mixbeat-2', 'Q-PIANO-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1977
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636911724.7630181  (2021-11-14 18:42:04)
                             'size'  3549699