======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '114'
                                          'artist'  'Madlib'
                                     'text_people'  ''
                                         'release'  'Medicine Show # 4: Beat Konducta In India'
                                           'title'  'Raw Tranquility Pt. 3'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-LOCALNESS-1', 'Q-HHRNBTT-3', "
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 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
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                                      'lastfmtags'  "['jazz', 'hip hop', 'funk', 'rap']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '34'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '89.612'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 (' 00000734 00000524 00006FBE 0000706D 00004182 00008029 000088AF 0000831C '
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'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000864 00000000004CCF8C 00000000 0029BF59 00000000 '
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'COMM:iTunes_CDDB_IDs:eng'                          '34+573AEB7AC723AA32D2B85599392B38FF+9619475'
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'TBPM' (BPM (beats per minute))                     '89.612'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '2007'
'TENC' (Encoded by)                                 'iTunes v7.3.1'
'TIT2' (Title/songname/content description)         'Raw Tranquility Pt. 3'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Madlib'
'TPE2' (Band/orchestra/accompaniment)               'Madlib'
'TRCK' (Track number/Position in set)               '4/34'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['jazz', 'hip hop', 'funk', 'rap']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
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'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
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'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
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'TXXX:replaygain_track_peak'                        '0.634825'

========================== row from database ==========================
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                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Medicine Show # 4_ Beat Konducta In India/04 Raw Tranquility Pt. 3.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  114
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  3534699
                                           'mtime'  1620586213
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                                      'tag_artist'  Madlib
                                     'tag_release'  Medicine Show # 4: Beat Konducta In India
                                       'tag_title'  Raw Tranquility Pt. 3
                                             'bpm'  89.612
                                    'search_title'  '3':5 'pt':3,4 'raw':1 'tranquility':2
                                   'search_artist'  'madlib':1
                                  'search_release'  '4':3,4 'beat':5 'in':7 'india':8 'konducta':6 'medicine':1 'show':2
                                     'search_rest'  '4':5 'hip':6 'hiphop':1 'hop':7 'or':8 'rap':2 'rnb':3 'turntablism':4
                                    'search_combo'  '3':5A '4':9C,10C,19 'beat':11C 'hip':20 'hiphop':15 'hop':21 'in':13C 'india':14C 'konducta':12C 'madlib':6B 'medicine':7C 'or':22 'pt':3A,4A 'rap':16 'raw':1A 'rnb':17 'show':8C 'tranquility':2A 'turntablism':18
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  12B
                                           '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-2', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['jazz', 'hip hop', 'funk', 'rap']
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620586212.7222524  (2021-05-09 20:50:12)
                             'size'  3534699