======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '201'
                                          'artist'  'Tortoise'
                                     'text_people'  'Mike Watt'
                                         'release'  'The Brave and the Bold (ft. Will Oldham)'
                                           'title'  "It's Expected I'm Gone"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['instrumental', 'post rock', 'instrumental rock', 'experimental', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'rock-post'
                                             'bpm'  '121.921'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            'This first time collaboratio'
'COMM:iTunNORM:eng'                                 (' 00001EAD 00000A42 00018DB4 0000D129 00006243 000194E5 00008E6D 0000961C '
 '0000E514 000213BC')
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000858 000000000087D218 00000000 00000000 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'TALB' (Album/Movie/Show title)                     'The Brave and the Bold (ft. Will Oldham)'
'TBPM' (BPM (beats per minute))                     '121.921'
'TCOM' (Composer)                                   'Mike Watt'
'TCON' (Content type, a.k.a. Genre)                 'rock-post'
'TDRC' (Recording time)                             '2006'
'TENC' (Encoded by)                                 'iTunes v6.0.4.2'
'TIT2' (Title/songname/content description)         "It's Expected I'm Gone"
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'Tortoise'
'TRCK' (Track number/Position in set)               '3'
'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'                                   ['instrumental', 'post rock', 'instrumental rock', 'experimental', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.17 dB'
'TXXX:replaygain_track_peak'                        '0.467525'

========================== row from database ==========================
                                              'id'  1501607
                                            'path'  /data/Music/Bulk/00poprockelectronic/Tortoise/The Brave and The Bold/Tortoise - The Brave and the Bold (ft. Will Oldham) - 03 - It_s Expected I_m Gone.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  201
                                           'genre'  rock-post
                                        'filesize'  3283256
                                           'mtime'  1621489561
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 03 It_s I_m rock post
                                      'tag_artist'  Tortoise
                                     'tag_release'  The Brave and the Bold (ft. Will Oldham)
                                       'tag_title'  It's Expected I'm Gone
                                             'bpm'  121.921
                                    'search_title'  'expected':4 'gone':8 'i':5 'im':7 'it':1 'its':3 'm':6 's':2
                                   'search_artist'  'tortoise':1
                                  'search_release'  'and':3 'bold':4 'brave':2 'ft':5,6 'oldham':8,9 'the':1 'will':7
                                     'search_rest'  '00poprockelectronic':1 'i':4 'it':2 'm':5 'post':7 'rock':6 's':3
                                    'search_combo'  '00poprockelectronic':19 'and':12C 'bold':13C 'brave':11C 'expected':4A 'ft':14C,15C 'gone':8A 'i':5A,22 'im':7A 'it':1A,20 'its':3A 'm':6A,23 'oldham':17C,18C 'post':25 'rock':24 's':2A,21 'the':10C 'tortoise':9B 'will':16C
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['instrumental', 'post rock', 'instrumental rock', 'experimental', 'ambient']
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621489560.6121466  (2021-05-20 07:46:00)
                             'size'  3283256