======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '125'
                                          'artist'  'Pat Prilly'
                                     'text_people'  ''
                                         'release'  'Moog Generation'
                                           'title'  'Kiyouli le clown'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-2', 'Q-PLAY-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-2', 'q-drums-1', 'q-other-4', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['library music', 'early electronic']"
                                     'discogstags'  "['electronic', 'jazz', 'space-age', 'abstract', 'electro', 'synth-pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1972'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-early'
                                             'bpm'  '109.1'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Moog Generation'
'TBPM' (BPM (beats per minute))                     '109.1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-early'
'TDRC' (Recording time)                             '1972'
'TIT2' (Title/songname/content description)         'Kiyouli le clown'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Pat Prilly'
'TXXX:Mp3gain_minmax'                               '140,184'
'TXXX:Mp3gain_undo'                                 '+001,+001,N'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['electronic', 'jazz', 'space-age', 'abstract', 'electro', 'synth-pop']
'TXXX:lastfmtags'                                   ['library music', 'early electronic']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.98 dB'
'TXXX:replaygain_track_peak'                        '0.731339'

========================== row from database ==========================
                                              'id'  769132
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/mp 27 - jean-jacques perrey, pat prilly & harry breuer - moog génération/10 j.-j. perrey - h. breuer - kiyouli le clown.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  125
                                           'genre'  electronic-experimental-early
                                        'filesize'  3021699
                                           'mtime'  1636403709
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm mp 27 jean jacques perrey, pat prilly & harry breuer moog génération 10 j. j. perrey h. breuer kiyouli electronic experimental early
                                      'tag_artist'  Pat Prilly
                                     'tag_release'  Moog Generation
                                       'tag_title'  Kiyouli le clown
                                             'bpm'  109.1
                                    'search_title'  'clown':3 'kiyouli':1 'le':2
                                   'search_artist'  'pat':1 'prilly':2
                                  'search_release'  'generation':2 'moog':1
                                     'search_rest'  '27':2 'breuer':10 'early':21 'electronic':19 'experimental':20 'generation':12,13 'h':16,17 'harry':9 'j':14,15 'jacques':4 'jean':3 'kiyouli':18 'moog':11 'mp':1 'pat':7 'perrey':5,6 'prilly':8
                                    'search_combo'  '27':9 'breuer':17 'clown':3A 'early':28 'electronic':26 'experimental':27 'generation':7C,19,20 'h':23,24 'harry':16 'j':21,22 'jacques':11 'jean':10 'kiyouli':1A,25 'le':2A 'moog':6C,18 'mp':8 'pat':4B,14 'perrey':12,13 'prilly':5B,15
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-3', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['library music', 'early electronic']
                                        'tag_date'  1972
                                     'discogstags'  ['electronic', 'jazz', 'space-age', 'abstract', 'electro', 'synth-pop']

============================== file details ==============================
                                           'mtime'  1636403709.322942  (2021-11-08 21:35:09)
                             'size'  3021699