======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '605'
                                          'artist'  'Downfall Of Gaia'
                                     'text_people'  ''
                                         'release'  'Suffocating In The Swarm Of Cranes'
                                           'title'  'I Fade Away'
                                           'quals'  "['q-bass-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '7'
                                            'date'  '2012'
                                        'comments'  ''
                                           'genre'  'Rock'
                                             'bpm'  '140.9'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 000010C7 0000101B 00005AC6 0000574D 00037843 000309F5 00008CBD 00008ABF '
 '00078D92 00037E7D')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000894 000000000197865C 00000000 01718C15 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'TALB' (Album/Movie/Show title)                     'Suffocating In The Swarm Of Cranes'
'TBPM' (BPM (beats per minute))                     '140.9'
'TCON' (Content type, a.k.a. Genre)                 'Rock'
'TDRC' (Recording time)                             '2012'
'TENC' (Encoded by)                                 'iTunes 10.6.3'
'TIT2' (Title/songname/content description)         'I Fade Away'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Downfall Of Gaia'
'TPE2' (Band/orchestra/accompaniment)               'Downfall Of Gaia'
'TRCK' (Track number/Position in set)               '4/7'
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'

========================== row from database ==========================
                                              'id'  1538801
                                            'path'  /data/Music/Other/PrevSet/[0yay1]/Suffocating In The Swarm Of Cranes/04 - I Fade Away.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  605
                                           'genre'  Rock
                                        'filesize'  24232110
                                           'mtime'  1662800240
                                   'redo_metaread'  0
                                        'rest_str'   PrevSet [0yay1] 04 Rock
                                      'tag_artist'  Downfall Of Gaia
                                     'tag_release'  Suffocating In The Swarm Of Cranes
                                       'tag_title'  I Fade Away
                                             'bpm'  140.9
                                    'search_title'  'away':3 'fade':2 'i':1
                                   'search_artist'  'downfall':1 'gaia':3 'of':2
                                  'search_release'  'cranes':6 'in':2 'of':5 'suffocating':1 'swarm':4 'the':3
                                     'search_rest'  '0yay1':2,3 'prev':5 'prevset':1 'rock':4 'set':6
                                    'search_combo'  '0yay1':14,15 'away':3A 'cranes':12C 'downfall':4B 'fade':2A 'gaia':6B 'i':1A 'in':8C 'of':5B,11C 'prev':17 'prevset':13 'rock':16 'set':18 'suffocating':7C 'swarm':10C 'the':9C
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['q-bass-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1']
                                      'lastfmtags'  []
                                        'tag_date'  2012
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1662800240.034865  (2022-09-10 10:57:20)
                             'size'  24232110