======================== unified (from filesystem) ========================
                                         'bitrate'  '200.671'
                                        'duration'  '406'
                                          'artist'  'Muslimgauze'
                                     'text_people'  ''
                                         'release'  'Citadel'
                                           'title'  'Beit Nuba'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-3', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-4', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['idm', 'industrial', 'electronic', 'experimental', 'ambient']"
                                     'discogstags'  "['electronic', 'dub', 'minimal', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '8'
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'loc-m'
                                             'bpm'  '120.042'
                                             'key'  '1A'
                                        'acoustid'  '7b9f11b7-1834-4680-b864-ecf64d80b136'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         '1A - 6'
'COMM:ID3v1 Comment:XXX'                            '1A - 6'
'TALB' (Album/Movie/Show title)                     'Citadel'
'TBPM' (BPM (beats per minute))                     '120.042'
'TCON' (Content type, a.k.a. Genre)                 'loc-m'
'TDRC' (Recording time)                             '1994-05'
'TIT2' (Title/songname/content description)         'Beit Nuba'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Muslimgauze'
'TPE2' (Band/orchestra/accompaniment)               'Muslimgauze'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '7/8'
'TSO2'                                              'Muslimgauze'
'TSOP' (Performer sort order)                       'Muslimgauze'
'TXXX:Acoustid Id'                                  '7b9f11b7-1834-4680-b864-ecf64d80b136'
'TXXX:BARCODE'                                      '4015790002628'
'TXXX:CATALOGNUMBER'                                'XCD 026'
'TXXX:LABEL'                                        'Extreme'
'TXXX:MEDIA'                                        'CD'
'TXXX:MusicBrainz Album Artist Id'                  '06fc1189-d7cd-4344-b09a-51cd82cfefe5'
'TXXX:MusicBrainz Album Id'                         'eaeb7880-05ff-4d75-a345-b233a4a16500'
'TXXX:MusicBrainz Album Release Country'            'AU'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '06fc1189-d7cd-4344-b09a-51cd82cfefe5'
'TXXX:MusicBrainz Track Id'                         'cf64277b-62a6-4370-a43a-56b1a95d3549'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '4'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '3'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'dub', 'minimal', 'ambient']
'TXXX:lastfmtags'                                   ['idm', 'industrial', 'electronic', 'experimental', 'ambient']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.46 dB'
'TXXX:replaygain_track_peak'                        '0.850589'
'TXXX:tempo'                                        '00120 BPM'

========================== row from database ==========================
                                              'id'  1110583
                                            'path'  /data/Music/Bulk/00localcharacter/Muslimgauze/Citadel/07 Beit Nuba.mp3
                                         'working'  None
                                         'bitrate'  200
                                    'duration_sec'  406
                                           'genre'  loc-m
                                        'filesize'  10342520
                                           'mtime'  1620527049
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 07 loc
                                      'tag_artist'  Muslimgauze
                                     'tag_release'  Citadel
                                       'tag_title'  Beit Nuba
                                             'bpm'  120.042
                                    'search_title'  'beit':1 'nuba':2
                                   'search_artist'  'muslimgauze':1
                                  'search_release'  'citadel':1
                                     'search_rest'  'loc':1
                                    'search_combo'  'beit':1A 'citadel':4C 'loc':5 'muslimgauze':3B 'nuba':2A
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['idm', 'industrial', 'electronic', 'experimental', 'ambient']
                                        'tag_date'  1994
                                     'discogstags'  ['electronic', 'dub', 'minimal', 'ambient']

============================== file details ==============================
                                           'mtime'  1620527048.9687865  (2021-05-09 04:24:08)
                             'size'  10342520