======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '105'
                                          'artist'  'Bert & Ernie'
                                     'text_people'  ''
                                         'release'  'Een uur niet zeuren'
                                           'title'  'Waar zijn jullie'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['kids', 'sesame street', 'duets', 'brutal death metal', 'comedy', 'extreme "
 "brutal death metal']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '20'
                                            'date'  '1982'
                                        'comments'  ''
                                           'genre'  'loc-eur-netherlands'
                                             'bpm'  '117.398'
                                             'key'  '1A'
                                        'acoustid'  'db3de5a6-0945-4b4e-9436-da7fe8721bdf'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Een uur niet zeuren'
'TBPM' (BPM (beats per minute))                     '117.398'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-netherlands'
'TDRC' (Recording time)                             '1982'
'TIT2' (Title/songname/content description)         'Waar zijn jullie'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Bert & Ernie'
'TPE2' (Band/orchestra/accompaniment)               'Bert & Ernie'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '1/20'
'TSO2'                                              'Bert & Ernie'
'TSOP' (Performer sort order)                       'Bert & Ernie'
'TXXX:Acoustid Id'                                  'db3de5a6-0945-4b4e-9436-da7fe8721bdf'
'TXXX:MusicBrainz Album Artist Id'                  '38f0c0f7-7984-404b-b580-cf82968eacd4'
'TXXX:MusicBrainz Album Id'                         '434f75bd-287d-4680-9fd9-1d8d8f32ca7d'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '38f0c0f7-7984-404b-b580-cf82968eacd4'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['kids',
 'sesame street',
 'duets',
 'brutal death metal',
 'comedy',
 'extreme brutal death metal']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.27 dB'
'TXXX:replaygain_track_peak'                        '0.682890'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'7cb6bb4a-c1db-40b1-9caf-67d4e46f5a64')

========================== row from database ==========================
                                              'id'  1304751
                                            'path'  /data/Music/Bulk/00spent/Bert en Ernie/Een uur niet zeuren/01 Waar zijn jullie.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  105
                                           'genre'  loc-eur-netherlands
                                        'filesize'  1854551
                                           'mtime'  1621630308
                                   'redo_metaread'  0
                                        'rest_str'   00spent 01 loc netherlands
                                      'tag_artist'  Bert & Ernie
                                     'tag_release'  Een uur niet zeuren
                                       'tag_title'  Waar zijn jullie
                                             'bpm'  117.398
                                    'search_title'  'jullie':3 'waar':1 'zijn':2
                                   'search_artist'  'bert':1 'ernie':2
                                  'search_release'  'een':1 'niet':3 'uur':2 'zeuren':4
                                     'search_rest'  '00spent':1 'loc':2 'netherlands':3
                                    'search_combo'  '00spent':10 'bert':4B 'een':6C 'ernie':5B 'jullie':3A 'loc':11 'netherlands':12 'niet':8C 'uur':7C 'waar':1A 'zeuren':9C 'zijn':2A
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['kids', 'sesame street', 'duets', 'brutal death metal', 'comedy', 'extreme brutal death metal']
                                        'tag_date'  1982
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621630308.2136095  (2021-05-21 22:51:48)
                             'size'  1854551