======================== unified (from filesystem) ========================
                                         'bitrate'  '217.6'
                                        'duration'  '229'
                                          'artist'  'The Heptones'
                                     'text_people'  ''
                                         'release'  "Observer's Style"
                                           'title'  'Persuasion - Dub'
                                           'quals'  ("['q-grit-2', 'q-busy-2', 'q-other-1', 'q-unu-1', 'q-syn-2', 'q-jzfks-3', "
 "'q-drums-4', 'q-vocals-1', 'q-chart-2', 'q-bass-4', 'q-mixbeat-2', "
 "'q-piano-1', 'q-play-3', 'q-hhrnbtt-1', 'q-oldst-2', 'q-hap-3', "
 "'q-localness-3']")
                             'musicbrainz_albumid'  '0e9b9701-ee81-48e2-98f3-0ec6a126b7b3'
                       'musicbrainz_albumartistid'  '01bdd90c-59b7-4e18-8934-7db4ac00d094'
                            'musicbrainz_artistid'  '01bdd90c-59b7-4e18-8934-7db4ac00d094'
                             'musicbrainz_trackid'  'c5a162f5-1d9c-43c0-9ff2-f7ac8c162c5f'
                                     'tracknumber'  '20'
                                      'tracktotal'  '20'
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub'
                                             'bpm'  '94.8'
                                             'key'  '9B'
                                        'acoustid'  '66a56890-a144-4e18-a933-229d13adac2e'
rest: ''

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

'acoustid_id'                                       '66a56890-a144-4e18-a933-229d13adac2e'
'album'                                             "Observer's Style"
'albumartist'                                       'The Heptones'
'albumartistsort'                                   'Heptones, The'
'artist'                                            'The Heptones'
'artists'                                           'The Heptones'
'artistsort'                                        'Heptones, The'
'barcode'                                           '3307514471324'
'bpm'                                               '94.8'
'catalognumber'                                     'CC2-713'
'date'                                              '1994'
'discnumber'                                        '1'
'disctotal'                                         '1'
'genre'                                             'loc-style-reggae or dub or ska or dancehall-dub'
'key'                                               '9B'
'label'                                             'Crocodisc'
'media'                                             'CD'
'musicbrainz_albumartistid'                         '01bdd90c-59b7-4e18-8934-7db4ac00d094'
'musicbrainz_albumid'                               '0e9b9701-ee81-48e2-98f3-0ec6a126b7b3'
'musicbrainz_artistid'                              '01bdd90c-59b7-4e18-8934-7db4ac00d094'
'musicbrainz_releasegroupid'                        'b0e83fa9-5cab-43a9-b655-1545d3be749e'
'musicbrainz_releasetrackid'                        '199a4570-bc37-4962-b10b-bcc3cc05d8f3'
'musicbrainz_trackid'                               'c5a162f5-1d9c-43c0-9ff2-f7ac8c162c5f'
'originaldate'                                      '1994'
'originalyear'                                      '1994'
'q-bass'                                            '4'
'q-busy'                                            '2'
'q-chart'                                           '2'
'q-drums'                                           '4'
'q-grit'                                            '2'
'q-hap'                                             '3'
'q-hhrnbtt'                                         '1'
'q-jzfks'                                           '3'
'q-localness'                                       '3'
'q-mixbeat'                                         '2'
'q-oldst'                                           '2'
'q-other'                                           '1'
'q-piano'                                           '1'
'q-play'                                            '3'
'q-syn'                                             '2'
'q-unu'                                             '1'
'q-vocals'                                          '1'
'releasecountry'                                    'FR'
'releasestatus'                                     'official'
'releasetype'                                       ['album', 'compilation']
'replaygain_track_gain'                             '-0.86 dB'
'replaygain_track_peak'                             '0.826809'
'script'                                            'Latn'
'title'                                             'Persuasion - Dub'
'tracknumber'                                       '20'
'tracktotal'                                        '20'

========================== row from database ==========================
                                              'id'  1535325
                                            'path'  /data/Music/Bulk/00localcharacter/00reggae-dub/The Heptones - Observer's Style (1994) CD FLAC/20 - Persuasion - Dub.ogg
                                         'working'  None
                                         'bitrate'  217
                                    'duration_sec'  229
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub
                                        'filesize'  6033324
                                           'mtime'  1636914469
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00reggae dub (1994) CD FLAC 20 loc style reggae or dub or ska or dancehall dub
                                      'tag_artist'  The Heptones
                                     'tag_release'  Observer's Style
                                       'tag_title'  Persuasion - Dub
                                             'bpm'  94.8
                                    'search_title'  'dub':2 'persuasion':1
                                   'search_artist'  'heptones':2 'the':1
                                  'search_release'  'observer':1 'observers':3 's':2 'style':4
                                     'search_rest'  '00reggae':1 '1994':3,4 '20':7 'cd':5 'dancehall':13 'dub':2 'flac':6 'loc':8 'or':11 'reggae':10 'ska':12 'style':9
                                    'search_combo'  '00reggae':9 '1994':11,12 '20':15 'cd':13 'dancehall':21 'dub':2A,10 'flac':14 'heptones':4B 'loc':16 'observer':5C 'observers':7C 'or':19 'persuasion':1A 'reggae':18 's':6C 'ska':20 'style':8C,17 'the':3B
                                    'tag_tracknum'  20
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['q-mixbeat-2', 'q-chart-2', 'q-other-1', 'q-oldst-2', 'q-grit-2', 'q-hap-3', 'q-drums-4', 'q-busy-2', 'q-localness-3', 'q-jzfks-3', 'q-hhrnbtt-1', 'q-syn-2', 'q-piano-1', 'q-play-3', 'q-bass-4', 'q-vocals-1', 'q-unu-1']
                                      'lastfmtags'  []
                                        'tag_date'  1994
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636914468.7302797  (2021-11-14 19:27:48)
                             'size'  6033324