======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '251'
                                          'artist'  'Anna Calvi'
                                     'text_people'  ''
                                         'release'  'Anna Calvi'
                                           'title'  'Suzanne & I'
                                           'quals'  ("['q-bass-2', 'q-vocals-3', 'q-play-3', 'q-unu-1', 'q-busy-3', 'q-piano-1', "
 "'q-jzfks-1', 'q-oldst-3', 'q-chart-2', 'q-grit-2', 'q-hhrnbtt-1', "
 "'q-drums-3', 'q-other-3', 'q-mixbeat-1', 'q-hap-3', 'q-syn-2', "
 "'q-localness-1']")
                                      'lastfmtags'  "['indie', 'alternative', 'female vocalists', 'british', 'singer songwriter']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  'af2a8f8d-2feb-4afd-92f2-9789dc4a1018'
                       'musicbrainz_albumartistid'  '462a9ce0-e1f3-4cbc-a21e-0998003d9386'
                            'musicbrainz_artistid'  '462a9ce0-e1f3-4cbc-a21e-0998003d9386'
                             'musicbrainz_trackid'  'd567c0dd-6f00-497f-921b-dad4c31d784e'
                                     'tracknumber'  '4'
                                      'tracktotal'  '10'
                                            'date'  '2011'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-eos'
                                             'bpm'  '106.925'
                                             'key'  '6B'
                                        'acoustid'  'c22bb01e-4ce1-4992-bbbb-7e34e0372f63'
rest: ''

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

'acoustid_id'                                       'c22bb01e-4ce1-4992-bbbb-7e34e0372f63'
'album'                                             'Anna Calvi'
'albumartist'                                       'Anna Calvi'
'albumartistsort'                                   'Calvi, Anna'
'artist'                                            'Anna Calvi'
'artistsort'                                        'Calvi, Anna'
'bpm'                                               '106.925'
'date'                                              '2011-01-17'
'discnumber'                                        '1'
'discogstags'                                       'rock'
'disctotal'                                         '1'
'genre'                                             'ifs-songwriter-eos'
'isrc'                                              'GBCEL1000769'
'key'                                               '6B'
'label'                                             'Domino'
'lastfmtags'                                        ['indie', 'alternative', 'female vocalists', 'british', 'singer songwriter']
'media'                                             'Digital Media'
'musicbrainz_albumartistid'                         '462a9ce0-e1f3-4cbc-a21e-0998003d9386'
'musicbrainz_albumid'                               'af2a8f8d-2feb-4afd-92f2-9789dc4a1018'
'musicbrainz_artistid'                              '462a9ce0-e1f3-4cbc-a21e-0998003d9386'
'musicbrainz_trackid'                               'd567c0dd-6f00-497f-921b-dad4c31d784e'
'originaldate'                                      '2011-01-17'
'performer'                                         ['Anna Calvi (bass guitar)',
 'Mally Harpaz (percussion)',
 'Anna Calvi (guitar)',
 'Mally Harpaz (harmonium)',
 'Anna Calvi (organ)',
 'Anna Calvi (violin)',
 'Anna Calvi (piano)']
'q-bass'                                            '2'
'q-busy'                                            '3'
'q-chart'                                           '2'
'q-drums'                                           '3'
'q-grit'                                            '2'
'q-hap'                                             '3'
'q-hhrnbtt'                                         '1'
'q-jzfks'                                           '1'
'q-localness'                                       '1'
'q-mixbeat'                                         '1'
'q-oldst'                                           '3'
'q-other'                                           '3'
'q-piano'                                           '1'
'q-play'                                            '3'
'q-syn'                                             '2'
'q-unu'                                             '1'
'q-vocals'                                          '3'
'releasecountry'                                    'GB'
'releasestatus'                                     'official'
'releasetype'                                       'album'
'replaygain_track_gain'                             '-9.41 dB'
'replaygain_track_peak'                             '1.041493'
'script'                                            'Latn'
'title'                                             'Suzanne & I'
'tracknumber'                                       '4'
'tracktotal'                                        '10'

========================== row from database ==========================
                                              'id'  938232
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Anna Calvi/Anna Calvi - 2011 - Anna Calvi/Anna Calvi - 04 - Suzanne & I.ogg
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  251
                                           'genre'  ifs-songwriter-eos
                                        'filesize'  5471822
                                           'mtime'  1623430222
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 2011 04 ifs songwriter eos
                                      'tag_artist'  Anna Calvi
                                     'tag_release'  Anna Calvi
                                       'tag_title'  Suzanne & I
                                             'bpm'  106.925
                                    'search_title'  'i':2 'suzanne':1
                                   'search_artist'  'anna':1 'calvi':2
                                  'search_release'  'anna':1 'calvi':2
                                     'search_rest'  '00singer':1 '2011':4 'eos':3 'ifs':5 'songwriter':2
                                    'search_combo'  '00singer':7 '2011':10 'anna':3B,5C 'calvi':4B,6C 'eos':9 'i':2A 'ifs':11 'songwriter':8 'suzanne':1A
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  6B
                                           'quals'  ['q-mixbeat-1', 'q-chart-2', 'q-other-3', 'q-oldst-3', 'q-grit-2', 'q-hap-3', 'q-drums-3', 'q-busy-3', 'q-localness-1', 'q-jzfks-1', 'q-hhrnbtt-1', 'q-syn-2', 'q-piano-1', 'q-play-3', 'q-bass-2', 'q-vocals-3', 'q-unu-1']
                                      'lastfmtags'  ['indie', 'alternative', 'female vocalists', 'british', 'singer songwriter']
                                        'tag_date'  2011
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1623430222.3364968  (2021-06-11 18:50:22)
                             'size'  5471822