======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '265'
                                          'artist'  'The Prodigy'
                                     'text_people'  ''
                                         'release'  'Music for the Jilted Generation'
                                           'title'  'The Heat (The Energy)'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-UNU-1', "
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 "'q-chart-4', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
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                                      'lastfmtags'  "['industrial', 'dance', 'techno', 'electronic', 'electronica']"
                                     'discogstags'  "['breakbeat', 'big beat', 'techno', 'electronic']"
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                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '13'
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-bigbeat;set-pl-sced'
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                                        'acoustid'  'f8668060-3299-4c71-b421-db4e01ad6206'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Music for the Jilted Generation'
'TBPM' (BPM (beats per minute))                     '100.058'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-generic or radio-bigbeat', 'set-pl-sced']
'TDOR' (Original release time)                      '1994'
'TDRC' (Recording time)                             '1994'
'TIT2' (Title/songname/content description)         'The Heat (The Energy)'
'TKEY' (Initial key)                                '12B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'The Prodigy'
'TPE2' (Band/orchestra/accompaniment)               'The Prodigy'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'UDP'
'TRCK' (Track number/Position in set)               '7/13'
'TSO2'                                              'Prodigy, The'
'TSOP' (Performer sort order)                       'Prodigy, The'
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'TXXX:MusicBrainz Album Id'                         'e1cfae23-df33-4a58-be49-5d34c6a5563e'
'TXXX:MusicBrainz Album Release Country'            'IT'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '4a4ee089-93b1-4470-af9a-6ff575d32704'
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'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['breakbeat', 'big beat', 'techno', 'electronic']
'TXXX:lastfmtags'                                   ['industrial', 'dance', 'techno', 'electronic', 'electronica']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.45 dB'
'TXXX:replaygain_track_peak'                        '0.717197'
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========================== row from database ==========================
                                              'id'  1346110
                                            'path'  /data/Music/Bulk/00poprockelectronic/Prodigy/[1995] Music For The Jilted Generation/Prodigy - The Heat (the Energy) - 07.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  265
                                           'genre'  electronic-generic or radio-bigbeat;set-pl-sced
                                        'filesize'  6380093
                                           'mtime'  1621696531
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic [1995] For (the 07 electronic generic radio bigbeat;set pl sced
                                      'tag_artist'  The Prodigy
                                     'tag_release'  Music for the Jilted Generation
                                       'tag_title'  The Heat (The Energy)
                                             'bpm'  100.058
                                    'search_title'  'energy':4,5 'heat':2 'the':1,3
                                   'search_artist'  'prodigy':2 'the':1
                                  'search_release'  'for':2 'generation':5 'jilted':4 'music':1 'the':3
                                     'search_rest'  '00poprockelectronic':1 '1995':2,3 'bigbeat':10,12 'electronic':7 'for':4 'generic':8 'pl':14 'radio':9 'sced':15 'set':11,13 'the':5,6
                                    'search_combo'  '00poprockelectronic':13 '1995':14,15 'bigbeat':22,24 'electronic':19 'energy':4A,5A 'for':9C,16 'generation':12C 'generic':20 'heat':2A 'jilted':11C 'music':8C 'pl':26 'prodigy':7B 'radio':21 'sced':27 'set':23,25 'the':1A,3A,6B,10C,17,18
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-4', 'q-other-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['industrial', 'dance', 'techno', 'electronic', 'electronica']
                                        'tag_date'  1994
                                     'discogstags'  ['breakbeat', 'big beat', 'techno', 'electronic']

============================== file details ==============================
                                           'mtime'  1621696531.4076624  (2021-05-22 17:15:31)
                             'size'  6380093