======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '181'
                                          'artist'  'Jefferson Airplane'
                                     'text_people'  'Darby Slick/Grace Slick'
                                         'release'  'Surrealistic Pillow'
                                           'title'  'Somebody to Love'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'q-syn-2', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-3', 'q-chart-4', "
 "'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-2']")
                                      'lastfmtags'  "['rock', 'psychedelic rock', 'psychedelic', '60s', 'classic rock']"
                                     'discogstags'  "['rock', 'psychedelic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '1967'
                                        'comments'  ''
                                           'genre'  'rock-unsorted;rock-cppex;rock-cppex-psychedelic'
                                             'bpm'  '130.314'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'Surrealistic Pillow'
'TBPM' (BPM (beats per minute))                     '130.314'
'TCOM' (Composer)                                   'Darby Slick/Grace Slick'
'TCON' (Content type, a.k.a. Genre)                 ['rock-unsorted', 'rock-cppex', 'rock-cppex-psychedelic']
'TDRC' (Recording time)                             '1967'
'TIT2' (Title/songname/content description)         'Somebody to Love'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Jefferson Airplane'
'TPE2' (Band/orchestra/accompaniment)               'Jefferson Airplane'
'TPUB' (Publisher)                                  'Cloud 9'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'psychedelic rock']
'TXXX:lastfmtags'                                   ['rock', 'psychedelic rock', 'psychedelic', '60s', 'classic rock']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.17 dB'
'TXXX:replaygain_track_peak'                        '0.498699'

========================== row from database ==========================
                                              'id'  1301178
                                            'path'  /data/Music/Bulk/00poprockelectronic/Jefferson Airplane/Surrealistic Pillow/Jefferson Airplane - 02 - Somebody to Love.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  181
                                           'genre'  rock-unsorted;rock-cppex;rock-cppex-psychedelic
                                        'filesize'  2905662
                                           'mtime'  1636038765
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 02 rock unsorted;rock cppex;rock cppex psychedelic
                                      'tag_artist'  Jefferson Airplane
                                     'tag_release'  Surrealistic Pillow
                                       'tag_title'  Somebody to Love
                                             'bpm'  130.314
                                    'search_title'  'love':3 'somebody':1 'to':2
                                   'search_artist'  'airplane':2 'jefferson':1
                                  'search_release'  'pillow':2 'surrealistic':1
                                     'search_rest'  '00poprockelectronic':1 'cppex':7,9,11 'psychedelic':12 'rock':2,4,6,8,10 'unsorted':3,5
                                    'search_combo'  '00poprockelectronic':8 'airplane':5B 'cppex':14,16,18 'jefferson':4B 'love':3A 'pillow':7C 'psychedelic':19 'rock':9,11,13,15,17 'somebody':1A 'surrealistic':6C 'to':2A 'unsorted':10,12
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-2', 'q-chart-4', 'q-other-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['rock', 'psychedelic rock', 'psychedelic', '60s', 'classic rock']
                                        'tag_date'  1967
                                     'discogstags'  ['rock', 'psychedelic rock']

============================== file details ==============================
                                           'mtime'  1636038765.0377727  (2021-11-04 16:12:45)
                             'size'  2905662