======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '226'
                                          'artist'  'Nash the Slash'
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                                         'release'  'Return of Flexi-Pop, Volume 7'
                                           'title'  'Dance After Curfew (12" version)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
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                                      'lastfmtags'  "['new wave', 'experimental', 'electronic', 'canadian', 'minimal synth']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '19'
                                            'date'  '1980'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk-minimal wave'
                                             'bpm'  '128.3'
                                             'key'  '8A'
                                        'acoustid'  '4d595319-dadf-4c02-a060-09554720bcb2'
rest: ''

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

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'TBPM' (BPM (beats per minute))                     '128.3'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk-minimal wave'
'TDRC' (Recording time)                             '1980'
'TIT2' (Title/songname/content description)         'Dance After Curfew (12" version)'
'TKEY' (Initial key)                                '8A'
'TLEN' (Length)                                     '226089'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Nash the Slash'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Flexi-Pop'
'TRCK' (Track number/Position in set)               '7/19'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Nash the Slash'
'TXXX:Acoustid Id'                                  '4d595319-dadf-4c02-a060-09554720bcb2'
'TXXX:CATALOGNUMBER'                                'Flexi-Pop 17'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '51b5934f-d778-449b-853e-38f5ec1917f5'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'bootleg'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '15145488-7bed-4f88-96d1-9408a04345d8'
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'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'                                   ['new wave', 'experimental', 'electronic', 'canadian', 'minimal synth']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.42 dB'
'TXXX:replaygain_track_peak'                        '0.815799'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'03b874ee-c8a5-479a-8ee0-eeb149f76b5c')

========================== row from database ==========================
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                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00newwave-postpunk/John Paul Young - Return Of Flexi-Pop Vol. 07 (Flexi-Pop) [128k]/07 nash the slash - dance after curfew (12__).mp3
                                         'working'  None
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                                    'duration_sec'  226
                                           'genre'  electronic-we-new wave or post punk-minimal wave
                                        'filesize'  3621558
                                           'mtime'  1620611451
                                   'redo_metaread'  0
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                                      'tag_artist'  Nash the Slash
                                     'tag_release'  Return of Flexi-Pop, Volume 7
                                       'tag_title'  Dance After Curfew (12" version)
                                             'bpm'  128.3
                                    'search_title'  '12':4,5 'after':2 'curfew':3 'dance':1 'version':6,7
                                   'search_artist'  'nash':1 'slash':3 'the':2
                                  'search_release'  '7':7 'flexi':3 'flexipop':5 'of':2 'pop':4 'return':1 'volume':6
                                     'search_rest'  '00newwave':4 '00poprockelectronic':1 '12':23,24 '128k':16,17 'after':21 'curfew':22 'dance':20 'disco':3 'electronic':25 'flexi':12,13 'john':6 'minimal':32 'nash':18 'new':27 'of':9 'or':29 'paul':7 'pop':14,15 'post':30 'postpunk':5 'punk':31 'slash':19 'vol':10,11 'wave':28 'waves':2 'we':26 'young':8
                                    'search_combo'  '00newwave':21 '00poprockelectronic':18 '12':4A,5A,40,41 '128k':33,34 '7':17C 'after':2A,38 'curfew':3A,39 'dance':1A,37 'disco':20 'electronic':42 'flexi':13C,29,30 'flexipop':15C 'john':23 'minimal':49 'nash':8B,35 'new':44 'of':12C,26 'or':46 'paul':24 'pop':14C,31,32 'post':47 'postpunk':22 'punk':48 'return':11C 'slash':10B,36 'the':9B 'version':6A,7A 'vol':27,28 'volume':16C 'wave':45 'waves':19 'we':43 'young':25
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-2', 'q-bass-2', 'q-grit-3']
                                      'lastfmtags'  ['new wave', 'experimental', 'electronic', 'canadian', 'minimal synth']
                                        'tag_date'  1980
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620611451.4750283  (2021-05-10 03:50:51)
                             'size'  3621558