======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '224'
                                          'artist'  'Prefuse 73'
                                     'text_people'  ''
                                         'release'  'Security Screenings'
                                           'title'  'Matrimoniods (For Elivin + Susana Estela)'
                                           '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-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['electronica', 'trip hop', 'idm', 'electronic', 'hip hop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  '17'
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '139.0'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 00000DF2 00000F03 0000715A 00007774 0002385E 0002385E 000082CC 00008092 '
 '0001060A 0000610A')
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 000009A8 00000000009712C8 00000000 00000000 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_IDs:eng'                          '17+E23254F7CBF141725607EE97749741B7+6625069'
'TALB' (Album/Movie/Show title)                     'Security Screenings'
'TBPM' (BPM (beats per minute))                     '139.0'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '2005'
'TENC' (Encoded by)                                 'iTunes v6.0.1.3'
'TIT2' (Title/songname/content description)         'Matrimoniods (For Elivin + Susana Estela)'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Prefuse 73'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '16/17'
'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'
'TXXX:lastfmtags'                                   ['electronica', 'trip hop', 'idm', 'electronic', 'hip hop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.69 dB'
'TXXX:replaygain_track_peak'                        '0.412444'

========================== row from database ==========================
                                              'id'  1279549
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Prefuse 73/Security Screenings/16 matrimoniods (for elivin + susana.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  224
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  5391841
                                           'mtime'  1620592399
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism 16 matrimoniods (for elivin susana hip hop rnb rap turntablism
                                      'tag_artist'  Prefuse 73
                                     'tag_release'  Security Screenings
                                       'tag_title'  Matrimoniods (For Elivin + Susana Estela)
                                             'bpm'  139.0
                                    'search_title'  'elivin':4 'estela':6,7 'for':2,3 'matrimoniods':1 'susana':5
                                   'search_artist'  '73':2 'prefuse':1
                                  'search_release'  'screenings':2 'security':1
                                     'search_rest'  'elivin':8 'for':6,7 'hip':10 'hiphop':1 'hop':11 'matrimoniods':5 'rap':2 'rnb':3 'susana':9 'turntablism':4
                                    'search_combo'  '73':9B 'elivin':4A,19 'estela':6A,7A 'for':2A,3A,17,18 'hip':21 'hiphop':12 'hop':22 'matrimoniods':1A,16 'prefuse':8B 'rap':13 'rnb':14 'screenings':11C 'security':10C 'susana':5A,20 'turntablism':15
                                    'tag_tracknum'  16
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'trip hop', 'idm', 'electronic', 'hip hop']
                                        'tag_date'  2005
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620592399.0420487  (2021-05-09 22:33:19)
                             'size'  5391841