======================== unified (from filesystem) ========================
                                         'bitrate'  '183.665'
                                        'duration'  '222'
                                          'artist'  'Belle and Sebastian'
                                     'text_people'  ''
                                         'release'  "If You're Feeling Sinister"
                                           'title'  'Mayfly'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'indie pop', 'pop', 'twee']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '08'
                                      'tracktotal'  '10'
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-rock;ifs-songwriter-indie-pop'
                                             'bpm'  '115.524'
                                             'key'  '4B'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:\x8f\x13\x00\x00'                PRIV(owner='AverageLevel', data=b'\x8f\x13\x00\x00')
'PRIV:PeakValue:vz\x00\x00'                         PRIV(owner='PeakValue', data=b'vz\x00\x00')
'TALB' (Album/Movie/Show title)                     "If You're Feeling Sinister"
'TBPM' (BPM (beats per minute))                     '115.524'
'TCON' (Content type, a.k.a. Genre)                 ['ifs-songwriter-rock', 'ifs-songwriter-indie-pop']
'TDRC' (Recording time)                             '1996'
'TENC' (Encoded by)                                 'Exact Audio Copy   (Secure mode)'
'TIT2' (Title/songname/content description)         'Mayfly'
'TKEY' (Initial key)                                '4B'
'TPE1' (Lead performer(s)/Soloist(s))               'Belle and Sebastian'
'TRCK' (Track number/Position in set)               '08/10'
'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:lastfmtags'                                   ['indie', 'indie pop', 'pop', 'twee']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.12 dB'
'TXXX:replaygain_track_peak'                        '0.568898'

========================== row from database ==========================
                                              'id'  1528618
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Belle and Sebastian - Belle & Sebastian/If You_re Feeling Sinister/08 Mayfly.mp3
                                         'working'  None
                                         'bitrate'  184
                                    'duration_sec'  222
                                           'genre'  ifs-songwriter-rock;ifs-songwriter-indie-pop
                                        'filesize'  5100408
                                           'mtime'  1640869939
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos & You_re 08 ifs songwriter rock;ifs songwriter indie pop
                                      'tag_artist'  Belle and Sebastian
                                     'tag_release'  If You're Feeling Sinister
                                       'tag_title'  Mayfly
                                             'bpm'  115.524
                                    'search_title'  'mayfly':1
                                   'search_artist'  'and':2 'belle':1 'sebastian':3
                                  'search_release'  'feeling':5 'if':1 're':3 'sinister':6 'you':2 'youre':4
                                     'search_rest'  '00singer':1 'eos':3 'ifs':6,8,10 'indie':11 'pop':12 're':5 'rock':7,9 'songwriter':2 'you':4
                                    'search_combo'  '00singer':11 'and':3B 'belle':2B 'eos':13 'feeling':9C 'if':5C 'ifs':16,18,20 'indie':21 'mayfly':1A 'pop':22 're':7C,15 'rock':17,19 'sebastian':4B 'sinister':10C 'songwriter':12 'you':6C,14 'youre':8C
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  4B
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-4', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  ['indie', 'indie pop', 'pop', 'twee']
                                        'tag_date'  1996
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1640869939.1707096  (2021-12-30 14:12:19)
                             'size'  5100408