======================== unified (from filesystem) ========================
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
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                                      'tracktotal'  '11'
                                            'date'  '2005'
                                        'comments'  ''
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rest: ''

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

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'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave-industrial'
'TDOR' (Original release time)                      '2005'
'TDRC' (Recording time)                             '2005-04-12'
'TIT2' (Title/songname/content description)         'Shut Me Up'
'TKEY' (Initial key)                                '11A'
'TMED' (Media type)                                 'Enhanced CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Mindless Self Indulgence'
'TPE2' (Band/orchestra/accompaniment)               'Mindless Self Indulgence'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Metropolis Records'
'TRCK' (Track number/Position in set)               '1/11'
'TSO2'                                              'Mindless Self Indulgence'
'TSOP' (Performer sort order)                       'Mindless Self Indulgence'
'TSRC' (ISRC (international standard recording code))  'US68L0500011'
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'TXXX:Acoustid Id'                                  'bb228d51-0e52-44d1-aa01-dfa136958553'
'TXXX:Artists'                                      'Mindless Self Indulgence'
'TXXX:BARCODE'                                      '782388036627'
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'TXXX:MusicBrainz Album Id'                         '0e41f4f8-1c95-4822-b25e-e632f2800f91'
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'TXXX:MusicBrainz Album Type'                       'album'
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'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
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 'alternative',
 'industrial',
 'punk']
'TXXX:originalyear'                                 '2005'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
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'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.89 dB'
'TXXX:replaygain_track_peak'                        '0.418304'
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========================== row from database ==========================
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                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Mindless Self Indulgence/2005 - You_ll Rebel To Anything/01 - Shut Me Up.mp3
                                         'working'  None
                                         'bitrate'  203
                                    'duration_sec'  168
                                           'genre'  eid-ebm or industrial or darkwave-industrial
                                        'filesize'  4302837
                                           'mtime'  1620298492
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                                      'tag_artist'  Mindless Self Indulgence
                                     'tag_release'  You'll Rebel to Anything
                                       'tag_title'  Shut Me Up
                                             'bpm'  87.0
                                    'search_title'  'me':2 'shut':1 'up':3
                                   'search_artist'  'indulgence':3 'mindless':1 'self':2
                                  'search_release'  'anything':6 'll':2 'rebel':4 'to':5 'you':1 'youll':3
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                                    'search_combo'  '2005':17 'anything':12C 'darkwave':25 'ebm':22 'eid':21 'hiphop':13 'indulgence':6B 'industrial':24 'll':8C,19 'me':2A 'mindless':4B 'or':23 'rap':14 'rebel':10C 'rnb':15 'self':5B 'shut':1A 'to':11C,20 'turntablism':16 'up':3A 'you':7C,18 'youll':9C
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-1', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['industrial jungle pussy punk', 'electronic', 'alternative', 'industrial', 'punk']
                                        'tag_date'  2005
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620298492.2771862  (2021-05-06 12:54:52)
                             'size'  4302837