======================== unified (from filesystem) ========================
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                                        'duration'  '398'
                                          'artist'  'Dan-E-MC feat. Lady B'
                                     'text_people'  ''
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                                           'title'  'Never Give Up'
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                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '43'
                                      'tracktotal'  '60'
                                            'date'  '2011'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-lounge or exotica or bossa'
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rest: ''

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

'COMM::XXX'                                         'Created with unlicensed version of MediaVigor Audio Recorder'
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'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-lounge or exotica or bossa'
'TDOR' (Original release time)                      '2011'
'TDRC' (Recording time)                             '2011-01-27'
'TIT2' (Title/songname/content description)         'Never Give Up'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'Dan-E-MC feat. Lady B'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Believe Digital'
'TRCK' (Track number/Position in set)               '43/60'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Dan-E-MC feat. Lady B'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME v3.97'
'TXXX:ASIN'                                         'B004L8CUUK'
'TXXX:Acoustid Id'                                  'e03a1c17-6615-4e69-bcd6-32c558baf3b4'
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'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:originalyear'                                 '2011'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.17 dB'
'TXXX:replaygain_track_peak'                        '0.635820'
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========================== row from database ==========================
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                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Speakin_ 4 - 60 Lounge Bar Grooves/43.Never Give Up (feat. Lady B) (Dan-e-mc).mp3
                                         'working'  None
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                                    'duration_sec'  398
                                           'genre'  prerock-jb-jazz-lounge or exotica or bossa
                                        'filesize'  12760207
                                           'mtime'  1620535294
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Speakin_ 4 43.Never (feat. B) (Dan mc) prerock jb jazz lounge or exotica or bossa
                                      'tag_artist'  Dan-E-MC feat. Lady B
                                     'tag_release'  60 Lounge Bar Grooves
                                       'tag_title'  Never Give Up
                                             'bpm'  127.0
                                    'search_title'  'give':2 'never':1 'up':3
                                   'search_artist'  'b':8 'dan':1 'danemc':4 'e':2 'feat':5,6 'lady':7 'mc':3
                                  'search_release'  '60':1 'bar':3 'grooves':4 'lounge':2
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                                    'search_combo'  '4':21 '43':22 '43never':24 '60':12C 'b':11B,27,28 'bar':14C 'bossa':37 'country':19 'dan':4B,29,30 'danemc':7B 'e':5B 'exotica':17 'feat':8B,9B,25,26 'give':2A 'grooves':15C 'jazz':16 'jb':34 'lady':10B 'lounge':13C,35 'mc':6B,31,32 'never':1A,23 'oldies':18 'or':36 'prerock':33 'speakin':20 'up':3A
                                    'tag_tracknum'  43
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2011
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620535294.394503  (2021-05-09 06:41:34)
                             'size'  12760207