======================== unified (from filesystem) ========================
                                         'bitrate'  '131.175'
                                        'duration'  '357'
                                          'artist'  'The Herbaliser'
                                     'text_people'  ''
                                         'release'  'Remedies'
                                           'title'  'Repetitive Loop (Reloop)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-3', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['trip hop', 'downtempo', 'ninja tune', 'hip hop', 'electronic']"
                                     'discogstags'  "['electronic', 'hip hop', 'downtempo', 'trip hop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '91.3'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
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'TALB' (Album/Movie/Show title)                     'Remedies'
'TBPM' (BPM (beats per minute))                     '91.3'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '1995'
'TENC' (Encoded by)                                 'CDex 1.40 Fr'
'TIT2' (Title/songname/content description)         'Repetitive Loop (Reloop)'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Herbaliser'
'TPE2' (Band/orchestra/accompaniment)               'The Herbaliser'
'TPUB' (Publisher)                                  'Ninja Tune'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'hip hop', 'downtempo', 'trip hop']
'TXXX:lastfmtags'                                   ['trip hop', 'downtempo', 'ninja tune', 'hip hop', 'electronic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.77 dB'
'TXXX:replaygain_track_peak'                        '0.733149'
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========================== row from database ==========================
                                              'id'  1245438
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/The Herbaliser - Remedies/11 Repetitive Loop (Reloop).mp3
                                         'working'  None
                                         'bitrate'  131
                                    'duration_sec'  357
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  5868989
                                           'mtime'  1620592541
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism 11 hip hop or rnb or rap or turntablism
                                      'tag_artist'  The Herbaliser
                                     'tag_release'  Remedies
                                       'tag_title'  Repetitive Loop (Reloop)
                                             'bpm'  91.3
                                    'search_title'  'loop':2 'reloop':3,4 'repetitive':1
                                   'search_artist'  'herbaliser':2 'the':1
                                  'search_release'  'remedies':1
                                     'search_rest'  'hip':5 'hiphop':1 'hop':6 'or':7 'rap':2 'rnb':3 'turntablism':4
                                    'search_combo'  'herbaliser':6B 'hip':12 'hiphop':8 'hop':13 'loop':2A 'or':14 'rap':9 'reloop':3A,4A 'remedies':7C 'repetitive':1A 'rnb':10 'the':5B 'turntablism':11
                                    'tag_tracknum'  11
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['trip hop', 'downtempo', 'ninja tune', 'hip hop', 'electronic']
                                        'tag_date'  1995
                                     'discogstags'  ['electronic', 'hip hop', 'downtempo', 'trip hop']

============================== file details ==============================
                                           'mtime'  1620592540.8657453  (2021-05-09 22:35:40)
                             'size'  5868989