======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '93'
                                          'artist'  'Soft Serve'
                                     'text_people'  ''
                                         'release'  'maze'
                                           'title'  'carrot festival'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['33', '5432fun']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '108.8'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 00000722 00000721 0000A932 0000A931 00008200 00008200 00008F0C 00008F0E '
 '00015D63 00015D63')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 000007D4 00000000003F1E9C 00000000 0016DD10 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'TALB' (Album/Movie/Show title)                     'maze'
'TBPM' (BPM (beats per minute))                     '108.8'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2005'
'TENC' (Encoded by)                                 'iTunes 8.0.2.20'
'TIT2' (Title/songname/content description)         'carrot festival'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'Soft Serve'
'TRCK' (Track number/Position in set)               '7'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['33', '5432fun']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+4.02 dB'
'TXXX:replaygain_track_peak'                        '0.396671'

========================== row from database ==========================
                                              'id'  645201
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/2005 - soft serve/07 - carrot festival.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  93
                                           'genre'  electronic-unsorted
                                        'filesize'  1520708
                                           'mtime'  1642080879
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 2005 soft serve 07 electronic unsorted
                                      'tag_artist'  Soft Serve
                                     'tag_release'  maze
                                       'tag_title'  carrot festival
                                             'bpm'  108.8
                                    'search_title'  'carrot':1 'festival':2
                                   'search_artist'  'serve':2 'soft':1
                                  'search_release'  'maze':1
                                     'search_rest'  '2005':1 'electronic':4 'serve':3 'soft':2 'unsorted':5
                                    'search_combo'  '2005':6 'carrot':1A 'electronic':9 'festival':2A 'maze':5C 'serve':4B,8 'soft':3B,7 'unsorted':10
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  2A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-1', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']
                                      'lastfmtags'  ['33', '5432fun']
                                        'tag_date'  2005
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1642080878.984185  (2022-01-13 14:34:38)
                             'size'  1520708