======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '274'
                                          'artist'  'Rush'
                                     'text_people'  'Pye Dubois'
                                         'release'  'Moving Pictures'
                                           'title'  'Tom Sawyer'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-2']")
                                      'lastfmtags'  "['rock', 'hard rock', 'progressive rock', 'progressive', 'classic rock']"
                                     'discogstags'  "['rock', 'hard rock', 'prog rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '7'
                                            'date'  '1981'
                                        'comments'  ''
                                           'genre'  'rock-cppex'
                                             'bpm'  '116.520'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'Cleaned by TuneUp!'
'COMM:ID3v1 Comment:XXX'                            'Cleaned by TuneUp!'
'COMM:iTunNORM:eng'                                 (' 0000043B 000003B6 00002458 00002182 00031506 0000ECA4 00007817 0000785D '
 '0002FA44 00032514')
'TALB' (Album/Movie/Show title)                     'Moving Pictures'
'TBPM' (BPM (beats per minute))                     '116.520'
'TCOM' (Composer)                                   'Pye Dubois'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex'
'TDRC' (Recording time)                             '1981'
'TIT2' (Title/songname/content description)         'Tom Sawyer'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Rush'
'TPE2' (Band/orchestra/accompaniment)               'Rush'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '1/7'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'hard rock', 'prog rock']
'TXXX:lastfmtags'                                   ['rock', 'hard rock', 'progressive rock', 'progressive', 'classic rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.23 dB'
'TXXX:replaygain_track_peak'                        '0.790752'

========================== row from database ==========================
                                              'id'  1353262
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/rush - tom sawyer.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  274
                                           'genre'  rock-cppex
                                        'filesize'  4456077
                                           'mtime'  1620737443
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] rush tom sawyer rock cppex
                                      'tag_artist'  Rush
                                     'tag_release'  Moving Pictures
                                       'tag_title'  Tom Sawyer
                                             'bpm'  116.52
                                    'search_title'  'sawyer':2 'tom':1
                                   'search_artist'  'rush':1
                                  'search_release'  'moving':1 'pictures':2
                                     'search_rest'  '00poprockelectronic':1 'cppex':11 'files':5,6 'loose':3,4 'rock':10 'rush':7 'sawyer':9 'tom':8 'unsorted':2
                                    'search_combo'  '00poprockelectronic':6 'cppex':16 'files':10,11 'loose':8,9 'moving':4C 'pictures':5C 'rock':15 'rush':3B,12 'sawyer':2A,14 'tom':1A,13 'unsorted':7
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['rock', 'hard rock', 'progressive rock', 'progressive', 'classic rock']
                                        'tag_date'  1981
                                     'discogstags'  ['rock', 'hard rock', 'prog rock']

============================== file details ==============================
                                           'mtime'  1620737443.2172596  (2021-05-11 14:50:43)
                             'size'  4456077