======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '124'
                                          'artist'  'Jean Jacques Perrey'
                                     'text_people'  ''
                                         'release'  'The Amazing New Electronic Pop Sound of Jean Jacques Perrey'
                                           'title'  'Gypsy in Rio'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'Q-LOCALNESS-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['electronic', 'moog', 'illstreet', 'space age pop', 'french']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '1968'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-early;mi-earlysynth-moog;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '138.4'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Amazing New Electronic Pop Sound of Jean Jacques Perrey'
'TBPM' (BPM (beats per minute))                     '138.4'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-experimental-early',
 'mi-earlysynth-moog',
 'set-pl-shirleyspinoza',
 'set-pl-mor']
'TDRC' (Recording time)                             '1968'
'TIT2' (Title/songname/content description)         'Gypsy in Rio'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Jean Jacques Perrey'
'TRCK' (Track number/Position in set)               '13'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['electronic', 'moog', 'illstreet', 'space age pop', 'french']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.68 dB'
'TXXX:replaygain_track_peak'                        '0.568689'

========================== row from database ==========================
                                              'id'  768255
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/1968 - Jean-Jacques Perrey - The Amazing New Electronic Pop Sound of Jean Jacques Perrey (Vanguard) [128k]/13 - Gypsy in Rio.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  124
                                           'genre'  electronic-experimental-early;mi-earlysynth-moog;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  1994800
                                           'mtime'  1621628515
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 1968 (Vanguard) [128k] 13 electronic experimental early;mi earlysynth moog;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Jean Jacques Perrey
                                     'tag_release'  The Amazing New Electronic Pop Sound of Jean Jacques Perrey
                                       'tag_title'  Gypsy in Rio
                                             'bpm'  138.4
                                    'search_title'  'gypsy':1 'in':2 'rio':3
                                   'search_artist'  'jacques':2 'jean':1 'perrey':3
                                  'search_release'  'amazing':2 'electronic':4 'jacques':9 'jean':8 'new':3 'of':7 'perrey':10 'pop':5 'sound':6 'the':1
                                     'search_rest'  '128k':4,5 '1968':1 'early':8,10 'earlysynth':12 'electronic':6 'experimental':7 'mi':9,11 'moog':13,15 'mor':22 'pl':17 'set':14,16,19,21 'shirleyspinoza':18,20 'vanguard':2,3
                                    'search_combo'  '128k':20,21 '1968':17 'amazing':8C 'early':24,26 'earlysynth':28 'electronic':10C,22 'experimental':23 'gypsy':1A 'in':2A 'jacques':5B,15C 'jean':4B,14C 'mi':25,27 'moog':29,31 'mor':38 'new':9C 'of':13C 'perrey':6B,16C 'pl':33 'pop':11C 'rio':3A 'set':30,32,35,37 'shirleyspinoza':34,36 'sound':12C 'the':7C 'vanguard':18,19
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', '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-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronic', 'moog', 'illstreet', 'space age pop', 'french']
                                        'tag_date'  1968
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621628514.653167  (2021-05-21 22:21:54)
                             'size'  1994800