======================== unified (from filesystem) ========================
                                         'bitrate'  '178.058'
                                        'duration'  '220'
                                          'artist'  'Cardigans'
                                     'text_people'  ''
                                         'release'  'Gran Turismo'
                                           'title'  'My Favourite Game'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['pop', 'rock', 'female vocalists', 'swedish', 'alternative']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '11'
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '141.118'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 0000134A 0000134A 00006940'
'COMM:iTunNORM:eng'                                 (' 0000134A 0000134A 00006940 00006940 00017F78 00017F78 00007E1B 00007DC6 '
 '00011B5E 000138F5')
'COMM:iTunes_CDDB_IDs:eng'                          '11+B7C106ED7843583C4B6E6FC5F9BC7D02+735150'
'TALB' (Album/Movie/Show title)                     'Gran Turismo'
'TBPM' (BPM (beats per minute))                     '141.118'
'TCON' (Content type, a.k.a. Genre)                 'rock-unsorted'
'TDRC' (Recording time)                             '1998'
'TENC' (Encoded by)                                 'iTunes v3.0.1'
'TIT2' (Title/songname/content description)         'My Favourite Game'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Cardigans'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '8/11'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['pop', 'rock', 'female vocalists', 'swedish', 'alternative']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-2.03 dB'
'TXXX:replaygain_track_peak'                        '0.496404'

========================== row from database ==========================
                                              'id'  1491315
                                            'path'  /data/Music/Bulk/00localcharacter/00mid-north-europe/00dutch/08 My Favourite Game.mp3
                                         'working'  None
                                         'bitrate'  178
                                    'duration_sec'  220
                                           'genre'  rock-unsorted
                                        'filesize'  4906847
                                           'mtime'  1642081524
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00mid north europe 00dutch 08 rock unsorted
                                      'tag_artist'  Cardigans
                                     'tag_release'  Gran Turismo
                                       'tag_title'  My Favourite Game
                                             'bpm'  141.118
                                    'search_title'  'favourite':2 'game':3 'my':1
                                   'search_artist'  'cardigans':1
                                  'search_release'  'gran':1 'turismo':2
                                     'search_rest'  '00dutch':4 '00mid':1 'europe':3 'north':2 'rock':5 'unsorted':6
                                    'search_combo'  '00dutch':10 '00mid':7 'cardigans':4B 'europe':9 'favourite':2A 'game':3A 'gran':5C 'my':1A 'north':8 'rock':11 'turismo':6C 'unsorted':12
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HAP-3', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-2']
                                      'lastfmtags'  ['pop', 'rock', 'female vocalists', 'swedish', 'alternative']
                                        'tag_date'  1998
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1642081524.2507052  (2022-01-13 14:45:24)
                             'size'  4906847