======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '155'
                                          'artist'  'Ennio Morricone'
                                     'text_people'  ''
                                         'release'  "Quentin Tarantino's Inglourious Basterds"
                                           'title'  'Un Amico'
                                           'quals'  ("['Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'q-syn-2', 'q-bass-3', 'q-busy-2', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']")
                                      'lastfmtags'  "['soundtrack', 'instrumental', 'composer', 'classical', 'italian']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'soundtrack-video'
                                             'bpm'  '144.955'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 (' 000010D4 00000C5E 00006C68 0000453F 0001FAF0 0001A06D 000083AE 000086D5 '
 '0002041F 000175E0')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 000006F0 0000000000687780 00000000 0025DD10 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'TALB' (Album/Movie/Show title)                     "Quentin Tarantino's Inglourious Basterds"
'TBPM' (BPM (beats per minute))                     '144.955'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video'
'TDRC' (Recording time)                             '2009'
'TENC' (Encoded by)                                 'iTunes 8.2.0.23'
'TIT2' (Title/songname/content description)         'Un Amico'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Ennio Morricone'
'TRCK' (Track number/Position in set)               '13'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['soundtrack', 'instrumental', 'composer', 'classical', 'italian']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.16 dB'
'TXXX:replaygain_track_peak'                        '0.572839'

========================== row from database ==========================
                                              'id'  779178
                                            'path'  /data/Music/Bulk/0soundtrack/Inglourious Basterds [2009] Soundtrack OST/13 Un Amico.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  155
                                           'genre'  soundtrack-video
                                        'filesize'  2487009
                                           'mtime'  1620333546
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack [2009] Soundtrack OST 13 soundtrack video
                                      'tag_artist'  Ennio Morricone
                                     'tag_release'  Quentin Tarantino's Inglourious Basterds
                                       'tag_title'  Un Amico
                                             'bpm'  144.955
                                    'search_title'  'amico':2 'un':1
                                   'search_artist'  'ennio':1 'morricone':2
                                  'search_release'  'basterds':6 'inglourious':5 'quentin':1 's':3 'tarantino':2 'tarantinos':4
                                     'search_rest'  '0soundtrack':1 '2009':2,3 'ost':5 'soundtrack':4 'video':6
                                    'search_combo'  '0soundtrack':11 '2009':12,13 'amico':2A 'basterds':10C 'ennio':3B 'inglourious':9C 'morricone':4B 'ost':15 'quentin':5C 's':7C 'soundtrack':14 'tarantino':6C 'tarantinos':8C 'un':1A 'video':16
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-4', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['soundtrack', 'instrumental', 'composer', 'classical', 'italian']
                                        'tag_date'  2009
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620333545.944887  (2021-05-06 22:39:05)
                             'size'  2487009