======================== unified (from filesystem) ========================
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                                        'duration'  '185'
                                          'artist'  'Mike Melvoin'
                                     'text_people'  ''
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                                           'title'  'Spinning Wheel'
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                                     'discogstags'  "['electronic', 'novelty', 'synth-pop', 'pop rock', 'parody']"
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                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '12'
                                            'date'  '1970'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-early;mi-earlysynth-moog'
                                             'bpm'  '109.9'
                                             'key'  '9A'
                                        'acoustid'  'fafcc77c-587b-4b8a-8b28-8bdeec40264f'
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======================== rawer (from filesystem) ========================

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'TBPM' (BPM (beats per minute))                     '109.9'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-experimental-early', 'mi-earlysynth-moog']
'TDOR' (Original release time)                      '1970'
'TDRC' (Recording time)                             '1970'
'TENC' (Encoded by)                                 'Basic Hip Digtial Oddio'
'TIT2' (Title/songname/content description)         'Spinning Wheel'
'TKEY' (Initial key)                                '9A'
'TMED' (Media type)                                 'Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'Mike Melvoin'
'TPE2' (Band/orchestra/accompaniment)               'Mike Melvoin'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Dot Records'
'TRCK' (Track number/Position in set)               '2/12'
'TSO2'                                              'Melvoin, Mike'
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'TXXX:MusicBrainz Album Id'                         'f8813ad8-7eb3-4398-b0fc-056404eca263'
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'TXXX:Q-LOCALNESS'                                  '1'
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'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'novelty', 'synth-pop', 'pop rock', 'parody']
'TXXX:lastfmtags'                                   ['moog synthesizer', 'jazzuary', 'jazz', 'electronic', 'early electronic']
'TXXX:q-bass'                                       '1'
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'TXXX:q-chart'                                      '1'
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'TXXX:q-mixbeat'                                    '1'
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'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.34 dB'
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========================== row from database ==========================
                                              'id'  761908
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Early Moog & Synthesizer Music/[1970] Mike Melvoin - The Plastic Cow Goes Moooooog/02. Spinning Wheel.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  185
                                           'genre'  electronic-experimental-early;mi-earlysynth-moog
                                        'filesize'  8782563
                                           'mtime'  1636920315
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Early Moog & Synthesizer Music [1970] 02. electronic experimental early;mi earlysynth moog
                                      'tag_artist'  Mike Melvoin
                                     'tag_release'  The Plastic Cow Goes Moooooog
                                       'tag_title'  Spinning Wheel
                                             'bpm'  109.9
                                    'search_title'  'spinning':1 'wheel':2
                                   'search_artist'  'melvoin':2 'mike':1
                                  'search_release'  'cow':3 'goes':4 'moooooog':5 'plastic':2 'the':1
                                     'search_rest'  '02':7,8 '1970':5,6 'early':1,11,13 'earlysynth':15 'electronic':9 'experimental':10 'mi':12,14 'moog':2 'music':4 'synthesizer':3
                                    'search_combo'  '02':16,17 '1970':14,15 'cow':7C 'early':10,20,22 'earlysynth':24 'electronic':18 'experimental':19 'goes':8C 'melvoin':4B 'mi':21,23 'mike':3B 'moog':11 'moooooog':9C 'music':13 'plastic':6C 'spinning':1A 'synthesizer':12 'the':5C 'wheel':2A
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['moog synthesizer', 'jazzuary', 'jazz', 'electronic', 'early electronic']
                                        'tag_date'  1970
                                     'discogstags'  ['electronic', 'novelty', 'synth-pop', 'pop rock', 'parody']

============================== file details ==============================
                                           'mtime'  1636920315.3282065  (2021-11-14 21:05:15)
                             'size'  8782563