======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '228'
                                          'artist'  'E Nomine'
                                     'text_people'  ''
                                         'release'  'Finsternis'
                                           'title'  'Mitternacht'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-2', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['german', 'gothic', 'industrial', 'electronic', 'trance']"
                                     'discogstags'  "['electronic', 'trance', 'modern classical', 'euro house']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '28'
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'eid-goth or gothrock'
                                             'bpm'  '131.073'
                                             'key'  '5A'
                                        'acoustid'  'e6584dd0-c862-480a-9a32-0beec389de5f'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Finsternis'
'TBPM' (BPM (beats per minute))                     '131.073'
'TCON' (Content type, a.k.a. Genre)                 'eid-goth or gothrock'
'TDOR' (Original release time)                      '2002'
'TDRC' (Recording time)                             '2002-01-21'
'TIT2' (Title/songname/content description)         'Mitternacht'
'TKEY' (Initial key)                                '5A'
'TLEN' (Length)                                     '228623'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'E Nomine'
'TPE2' (Band/orchestra/accompaniment)               'E Nomine'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Zeitgeist'
'TRCK' (Track number/Position in set)               '2/28'
'TSO2'                                              'E Nomine'
'TSOP' (Performer sort order)                       'E Nomine'
'TSRC' (ISRC (international standard recording code))  'DEN120103175'
'TXXX:ASIN'                                         'B00005UUV7'
'TXXX:Acoustid Id'                                  'e6584dd0-c862-480a-9a32-0beec389de5f'
'TXXX:BARCODE'                                      '0731458953623'
'TXXX:CATALOGNUMBER'                                '589 536-2'
'TXXX:MusicBrainz Album Artist Id'                  '9db1e69b-935f-4c1d-a48c-8bcca179a25c'
'TXXX:MusicBrainz Album Id'                         '655aa547-f1fa-49dd-9bba-de30f0aaef11'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '9db1e69b-935f-4c1d-a48c-8bcca179a25c'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'trance', 'modern classical', 'euro house']
'TXXX:lastfmtags'                                   ['german', 'gothic', 'industrial', 'electronic', 'trance']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.88 dB'
'TXXX:replaygain_track_peak'                        '0.531704'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'c9c6aab5-eeb3-4e03-80f2-88be65fc6cf0')

========================== row from database ==========================
                                              'id'  1392566
                                            'path'  /data/Music/Bulk/00dwimp/00ebm-industrial-darkwave-goth/E Nomine/E Nomine - Finsternis/E Nomine - 02 - Mitternacht.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  228
                                           'genre'  eid-goth or gothrock
                                        'filesize'  3672441
                                           'mtime'  1620300555
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00ebm industrial darkwave goth 02 eid goth or gothrock
                                      'tag_artist'  E Nomine
                                     'tag_release'  Finsternis
                                       'tag_title'  Mitternacht
                                             'bpm'  131.073
                                    'search_title'  'mitternacht':1
                                   'search_artist'  'e':1 'nomine':2
                                  'search_release'  'finsternis':1
                                     'search_rest'  '00dwimp':1 '00ebm':2 'darkwave':4 'eid':6 'goth':5 'gothrock':8 'industrial':3 'or':7
                                    'search_combo'  '00dwimp':5 '00ebm':6 'darkwave':8 'e':2B 'eid':10 'finsternis':4C 'goth':9 'gothrock':12 'industrial':7 'mitternacht':1A 'nomine':3B 'or':11
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-1', 'q-bass-2', 'q-grit-3']
                                      'lastfmtags'  ['german', 'gothic', 'industrial', 'electronic', 'trance']
                                        'tag_date'  2002
                                     'discogstags'  ['electronic', 'trance', 'modern classical', 'euro house']

============================== file details ==============================
                                           'mtime'  1620300554.8949573  (2021-05-06 13:29:14)
                             'size'  3672441