======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '348'
                                          'artist'  'Galleon'
                                     'text_people'  ''
                                         'release'  'The All European Hero'
                                           'title'  'Traffalgar Square'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-4', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['dance', 'house', 'progressive rock', 'progressive', 'electronic']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '8'
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-progressive'
                                             'bpm'  '129.896'
                                             'key'  '10B'
                                        'acoustid'  'b71cd4e9-93c9-4a09-95d0-de8163071207'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The All European Hero'
'TBPM' (BPM (beats per minute))                     '129.896'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-progressive'
'TDOR' (Original release time)                      '1996'
'TDRC' (Recording time)                             '1996'
'TIT2' (Title/songname/content description)         'Traffalgar Square'
'TKEY' (Initial key)                                '10B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Galleon'
'TPE2' (Band/orchestra/accompaniment)               'Galleon'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'VF Productions'
'TRCK' (Track number/Position in set)               '2/8'
'TSO2'                                              'Galleon'
'TSOP' (Performer sort order)                       'Galleon'
'TXXX:Acoustid Id'                                  'b71cd4e9-93c9-4a09-95d0-de8163071207'
'TXXX:MusicBrainz Album Artist Id'                  'c0cbdd16-ab0d-4a25-a575-0d43fb7cbdf5'
'TXXX:MusicBrainz Album Id'                         'c509f153-ba72-437c-b996-2494d5b1f8f5'
'TXXX:MusicBrainz Album Release Country'            'SE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'c0cbdd16-ab0d-4a25-a575-0d43fb7cbdf5'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['dance', 'house', 'progressive rock', 'progressive', 'electronic']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.39 dB'
'TXXX:replaygain_track_peak'                        '0.500634'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'23de48f6-ca88-4d4d-b4e7-b24fa16c21f4')

========================== row from database ==========================
                                              'id'  1300385
                                            'path'  /data/Music/Bulk/00poprockelectronic/Galleon/Galleon - The all European Hero (2001)/Galleon - 02 - Traffalgar square.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  348
                                           'genre'  electronic-experimental-progressive
                                        'filesize'  8356789
                                           'mtime'  1621696360
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic (2001) 02 square electronic experimental progressive
                                      'tag_artist'  Galleon
                                     'tag_release'  The All European Hero
                                       'tag_title'  Traffalgar Square
                                             'bpm'  129.896
                                    'search_title'  'square':2 'traffalgar':1
                                   'search_artist'  'galleon':1
                                  'search_release'  'all':2 'european':3 'hero':4 'the':1
                                     'search_rest'  '00poprockelectronic':1 '2001':2,3 'electronic':5 'experimental':6 'progressive':7 'square':4
                                    'search_combo'  '00poprockelectronic':8 '2001':9,10 'all':5C 'electronic':12 'european':6C 'experimental':13 'galleon':3B 'hero':7C 'progressive':14 'square':2A,11 'the':4C 'traffalgar':1A
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-4', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'house', 'progressive rock', 'progressive', 'electronic']
                                        'tag_date'  1996
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621696360.1273763  (2021-05-22 17:12:40)
                             'size'  8356789