======================== unified (from filesystem) ========================
                                         'bitrate'  '226.07'
                                        'duration'  '372'
                                          'artist'  'Black Rebel Motorcycle Club'
                                     'text_people'  'Chrysalis Music Group USA'
                                         'release'  "Beat the Devil's Tattoo"
                                           'title'  "Shadow's Keeper"
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'alternative rock', 'alternative', 'indie rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  '13'
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock'
                                             'bpm'  '97.741'
                                             'key'  '3A'
                                        'acoustid'  'dc6cebd2-c74c-4091-be2a-8bb06a894335'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 00002C20 00002D29 0000C07F'
'COMM:iTunNORM:eng'                                 (' 00002C20 00002D29 0000C07F 0000DEAD 0004E353 00045EAC 00008EC9 00008F88 '
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'COMM:iTunPGAP:eng'                                 '0/'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000924 0000000000FAA7CC 00000000 00A09553 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_IDs:eng'                          '13+9680A96FA49F561CD88854D8EB9163FD+14594674'
'TALB' (Album/Movie/Show title)                     "Beat the Devil's Tattoo"
'TBPM' (BPM (beats per minute))                     '97.741'
'TCOM' (Composer)                                   'Chrysalis Music Group USA'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TDOR' (Original release time)                      '2010'
'TDRC' (Recording time)                             '2010-03-16'
'TENC' (Encoded by)                                 'iTunes 9.0.3'
'TIT2' (Title/songname/content description)         "Shadow's Keeper"
'TKEY' (Initial key)                                '3A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Black Rebel Motorcycle Club'
'TPE2' (Band/orchestra/accompaniment)               'Black Rebel Motorcycle Club'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Cooperative Music'
'TRCK' (Track number/Position in set)               '11/13'
'TSO2'                                              'Black Rebel Motorcycle Club'
'TSOP' (Performer sort order)                       'Black Rebel Motorcycle Club'
'TXXX:Acoustid Id'                                  'dc6cebd2-c74c-4091-be2a-8bb06a894335'
'TXXX:MusicBrainz Album Artist Id'                  '32b90c92-9978-4a07-90eb-caa4b22f4907'
'TXXX:MusicBrainz Album Id'                         '327a5e7a-02d3-3a6b-bc23-7d607d62bb67'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '32b90c92-9978-4a07-90eb-caa4b22f4907'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['indie', 'alternative rock', 'alternative', 'indie rock', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.72 dB'
'TXXX:replaygain_track_peak'                        '0.287671'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'f2403035-62e8-4481-a86b-7b356b186b5f')

========================== row from database ==========================
                                              'id'  1527722
                                            'path'  /data/Music/Bulk/00poprockelectronic-poprock-indierock/black rebel motorcycle club - beat the devil_s tattoo/11 shadow_s keeper.mp3
                                         'working'  None
                                         'bitrate'  226
                                    'duration_sec'  372
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  10555692
                                           'mtime'  1637330372
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic poprock indierock black rebel motorcycle club beat devil_s tattoo 11 shadow_s keeper ifs songwriter indie rock
                                      'tag_artist'  Black Rebel Motorcycle Club
                                     'tag_release'  Beat the Devil's Tattoo
                                       'tag_title'  Shadow's Keeper
                                             'bpm'  97.741
                                    'search_title'  'keeper':4 's':2 'shadow':1 'shadows':3
                                   'search_artist'  'black':1 'club':4 'motorcycle':3 'rebel':2
                                  'search_release'  'beat':1 'devil':3 'devils':5 's':4 'tattoo':6 'the':2
                                     'search_rest'  '00poprockelectronic':1 'beat':8 'black':4 'club':7 'devil':9 'ifs':15 'indie':17 'indierock':3 'keeper':14 'motorcycle':6 'poprock':2 'rebel':5 'rock':18 's':10,13 'shadow':12 'songwriter':16 'tattoo':11
                                    'search_combo'  '00poprockelectronic':15 'beat':9C,22 'black':5B,18 'club':8B,21 'devil':11C,23 'devils':13C 'ifs':29 'indie':31 'indierock':17 'keeper':4A,28 'motorcycle':7B,20 'poprock':16 'rebel':6B,19 'rock':32 's':2A,12C,24,27 'shadow':1A,26 'shadows':3A 'songwriter':30 'tattoo':14C,25 'the':10C
                                    'tag_tracknum'  11
                                      'num_images'  1
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'alternative rock', 'alternative', 'indie rock', 'rock']
                                        'tag_date'  2010
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637330372.0063694  (2021-11-19 14:59:32)
                             'size'  10555692