======================== unified (from filesystem) ========================
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                                        'duration'  '175'
                                          'artist'  'Drexciya'
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                                           'title'  'Dehydration'
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 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
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                                      'lastfmtags'  "['detroit techno', 'electro', 'electronic', 'detroit', 'techno']"
                                     'discogstags'  "['electro', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  '13'
                                            'date'  '2011'
                                        'comments'  ''
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                                             'key'  '10A'
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rest: ''

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

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'TBPM' (BPM (beats per minute))                     '101.3'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TDOR' (Original release time)                      '2011'
'TDRC' (Recording time)                             '2011-12-01'
'TENC' (Encoded by)                                 'Lame 3.98.4'
'TIT2' (Title/songname/content description)         'Dehydration'
'TKEY' (Initial key)                                '10A'
'TLAN' (Language(s))                                'English'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Drexciya'
'TPE2' (Band/orchestra/accompaniment)               'Drexciya'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Clone Classic Cuts'
'TRCK' (Track number/Position in set)               '13/13'
'TSO2'                                              'Drexciya'
'TSOP' (Performer sort order)                       'Drexciya'
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'TXXX:Acoustid Id'                                  '427d8132-0ec3-4f81-9f1f-2a633b7ed0d3'
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'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
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'TXXX:Q-JZFKS'                                      '1'
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'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electro', 'electronic']
'TXXX:lastfmtags'                                   ['detroit techno', 'electro', 'electronic', 'detroit', 'techno']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
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'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.13 dB'
'TXXX:replaygain_track_peak'                        '0.624651'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'4617a7d5-8a5b-4e3d-b008-d34a94894e72')

========================== row from database ==========================
                                              'id'  1381156
                                            'path'  /data/Music/Bulk/00poprockelectronic/00techno-house-harder-beats/Drexciya - Journey Of The Deep Sea Dweller I/13 Dehydration.mp3
                                         'working'  None
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                                    'duration_sec'  175
                                           'genre'  electronic-th-techno
                                        'filesize'  4762844
                                           'mtime'  1620563612
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00techno house harder beats Of The 13 electronic techno
                                      'tag_artist'  Drexciya
                                     'tag_release'  Journey of the Deep Sea Dweller I
                                       'tag_title'  Dehydration
                                             'bpm'  101.3
                                    'search_title'  'dehydration':1
                                   'search_artist'  'drexciya':1
                                  'search_release'  'deep':4 'dweller':6 'i':7 'journey':1 'of':2 'sea':5 'the':3
                                     'search_rest'  '00poprockelectronic':1 '00techno':2 'beats':5 'electronic':8 'harder':4 'house':3 'of':6 'techno':9 'the':7
                                    'search_combo'  '00poprockelectronic':10 '00techno':11 'beats':14 'deep':6C 'dehydration':1A 'drexciya':2B 'dweller':8C 'electronic':17 'harder':13 'house':12 'i':9C 'journey':3C 'of':4C,15 'sea':7C 'techno':18 'the':5C,16
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-4', 'q-chart-2', 'q-other-1', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['detroit techno', 'electro', 'electronic', 'detroit', 'techno']
                                        'tag_date'  2011
                                     'discogstags'  ['electro', 'electronic']

============================== file details ==============================
                                           'mtime'  1620563611.5275424  (2021-05-09 14:33:31)
                             'size'  4762844