======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '389'
                                          'artist'  'Amon Tobin'
                                     'text_people'  ''
                                         'release'  'Permutation'
                                           'title'  'Nightlife (Temptation)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['electronica', 'trip hop', 'idm', 'electronic', 'ninja tune']"
                                     'discogstags'  ("['electronic', 'leftfield', 'drum n bass', 'future jazz', 'downtempo', "
 "'experimental']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  '12'
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '109.586'
                                             'key'  '6B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 0000055E 000005B5 0000248D'
'COMM:iTunNORM:eng'                                 (' 0000055E 000005B5 0000248D 000025F1 0003D0D5 0003D0D5 00006DE4 000073E3 '
 '0001FBD0 0001FBD0')
'TALB' (Album/Movie/Show title)                     'Permutation'
'TBPM' (BPM (beats per minute))                     '109.586'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'Nightlife (Temptation)'
'TKEY' (Initial key)                                '6B'
'TPE1' (Lead performer(s)/Soloist(s))               'Amon Tobin'
'TRCK' (Track number/Position in set)               '5/12'
'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',
 'leftfield',
 'drum n bass',
 'future jazz',
 'downtempo',
 'experimental']
'TXXX:lastfmtags'                                   ['electronica', 'trip hop', 'idm', 'electronic', 'ninja tune']
'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'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.25 dB'
'TXXX:replaygain_track_peak'                        '0.575842'

========================== row from database ==========================
                                              'id'  766751
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Amon Tobin - NIGHTLIFE.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  389
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  9477453
                                           'mtime'  1620586811
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism NIGHTLIFE hip hop or rnb or rap or turntablism
                                      'tag_artist'  Amon Tobin
                                     'tag_release'  Permutation
                                       'tag_title'  Nightlife (Temptation)
                                             'bpm'  109.586
                                    'search_title'  'nightlife':1 'temptation':2,3
                                   'search_artist'  'amon':1 'tobin':2
                                  'search_release'  'permutation':1
                                     'search_rest'  'hip':6 'hiphop':1 'hop':7 'nightlife':5 'or':8 'rap':2 'rnb':3 'turntablism':4
                                    'search_combo'  'amon':4B 'hip':12 'hiphop':7 'hop':13 'nightlife':1A,11 'or':14 'permutation':6C 'rap':8 'rnb':9 'temptation':2A,3A 'tobin':5B 'turntablism':10
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-2', '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-4', 'q-syn-3', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'trip hop', 'idm', 'electronic', 'ninja tune']
                                        'tag_date'  1998
                                     'discogstags'  ['electronic', 'leftfield', 'drum n bass', 'future jazz', 'downtempo', 'experimental']

============================== file details ==============================
                                           'mtime'  1620586811.0346367  (2021-05-09 21:00:11)
                             'size'  9477453