======================== unified (from filesystem) ========================
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                                      'lastfmtags'  "['finnish', 'electronic', 'female vocalists', 'electro', 'indie']"
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                            'musicbrainz_artistid'  ''
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                                        'comments'  ''
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                                             'bpm'  '133.668'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

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'TBPM' (BPM (beats per minute))                     '133.668'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2009'
'TIT2' (Title/songname/content description)         'Something Golden'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Le Corps Mince de Francoise'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
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'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['finnish', 'electronic', 'female vocalists', 'electro', 'indie']
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'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
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'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.07 dB'
'TXXX:replaygain_track_peak'                        '0.385907'

========================== row from database ==========================
                                              'id'  1321018
                                            'path'  /data/Music/Bulk/00poprockelectronic/Kitsune Maison Compilation 8 (2009)/04.Something Golden.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  226
                                           'genre'  electronic-unsorted
                                        'filesize'  9083580
                                           'mtime'  1620570373
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Kitsune (2009) 04.Something electronic unsorted
                                      'tag_artist'  Le Corps Mince de Francoise
                                     'tag_release'  Kitsuné Maison Compilation 8
                                       'tag_title'  Something Golden
                                             'bpm'  133.668
                                    'search_title'  'golden':2 'something':1
                                   'search_artist'  'corps':2 'de':4 'francoise':5 'le':1 'mince':3
                                  'search_release'  '8':5 'compilation':4 'kitsune':1,2 'maison':3
                                     'search_rest'  '00poprockelectronic':1 '04':5 '04something':7 '2009':3,4 'electronic':8 'kitsune':2 'something':6 'unsorted':9
                                    'search_combo'  '00poprockelectronic':13 '04':17 '04something':19 '2009':15,16 '8':12C 'compilation':11C 'corps':4B 'de':6B 'electronic':20 'francoise':7B 'golden':2A 'kitsune':8C,9C,14 'le':3B 'maison':10C 'mince':5B 'something':1A,18 'unsorted':21
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['finnish', 'electronic', 'female vocalists', 'electro', 'indie']
                                        'tag_date'  2009
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620570372.7730384  (2021-05-09 16:26:12)
                             'size'  9083580