======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '276'
                                          'artist'  'Jega / Jega'
                                     'text_people'  ''
                                         'release'  'Variance'
                                           'title'  'Aerodynamic'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-SYN-3', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-MIXBEAT-2', 'Q-PLAY-2', 'q-bass-3', "
 "'Q-CHART-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '18'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '99.9'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:eng'                            'mch'
'TALB' (Album/Movie/Show title)                     'Variance'
'TBPM' (BPM (beats per minute))                     '99.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDOR' (Original release time)                      '2009'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Aerodynamic'
'TKEY' (Initial key)                                '10A'
'TLAN' (Language(s))                                'eng'
'TPE1' (Lead performer(s)/Soloist(s))               'Jega'
'TPE2' (Band/orchestra/accompaniment)               'Jega / Jega'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '1/18'
'TSO2'                                              'Jega'
'TSOP' (Performer sort order)                       'Jega'
'TXXX:Album Artist Credit'                          'Jega'
'TXXX:Artist Credit'                                'Jega'
'TXXX:Artists'                                      'Jega'
'TXXX:MusicBrainz Album Artist Id'                  '6b43e5f2-49e8-46ce-94cb-a9b23e5bb4e8'
'TXXX:MusicBrainz Album Id'                         '930b81a5-f5ff-463a-8bce-678157de76d1'
'TXXX:MusicBrainz Album Status'                     'bootleg'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '6b43e5f2-49e8-46ce-94cb-a9b23e5bb4e8'
'TXXX:MusicBrainz Release Group Id'                 '75c45594-ef66-3796-9740-d4cd549650b6'
'TXXX:MusicBrainz Release Track Id'                 '321af15e-dfd7-32f7-981a-7ec671ecd822'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:originalyear'                                 '2009'
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-11.14 dB'
'TXXX:replaygain_track_peak'                        '1.267750'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'59d6a000-07b9-4a5b-bcbc-d615ce2980b5')

========================== row from database ==========================
                                              'id'  1481920
                                            'path'  /data/Music/Bulk/00poprockelectronic/[2003] Variance (demo ∕ early leaked version)/01. Aerodynamic.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  276
                                           'genre'  electronic-unsorted
                                        'filesize'  6656950
                                           'mtime'  1620594142
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic [2003] (demo ∕ early leaked version) 01. electronic unsorted
                                      'tag_artist'  Jega / Jega
                                     'tag_release'  Variance
                                       'tag_title'  Aerodynamic
                                             'bpm'  99.9
                                    'search_title'  'aerodynamic':1
                                   'search_artist'  'jega':1
                                  'search_release'  'variance':1
                                     'search_rest'  '00poprockelectronic':1 '01':10,11 '2003':2,3 'demo':4,5 'early':6 'electronic':12 'leaked':7 'unsorted':13 'version':8,9
                                    'search_combo'  '00poprockelectronic':4 '01':13,14 '2003':5,6 'aerodynamic':1A 'demo':7,8 'early':9 'electronic':15 'jega':2B 'leaked':10 'unsorted':16 'variance':3C 'version':11,12
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-3', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-4', 'Q-PLAY-2', 'Q-SYN-3', 'q-other-2', 'Q-BUSY-3', 'q-bass-3']
                                      'lastfmtags'  []
                                        'tag_date'  2003
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620594142.485456  (2021-05-09 23:02:22)
                             'size'  6656950