======================== unified (from filesystem) ========================
                                         'bitrate'  '188.701'
                                        'duration'  '222'
                                          'artist'  'Iron & Wine'
                                     'text_people'  ''
                                         'release'  "The Shepherd's Dog"
                                           'title'  'Innocent Bones'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'acoustic', 'indie rock', 'folk', 'singer songwriter']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-unsorted;ifs-songwriter-folk;ifs-songwriter-indie-pop'
                                             'bpm'  '119.829'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:{\x1c\x00\x00'                   PRIV(owner='AverageLevel', data=b'{\x1c\x00\x00')
'PRIV:PeakValue:¡u\x00\x00'                         PRIV(owner='PeakValue', data=b'\xa1u\x00\x00')
'TALB' (Album/Movie/Show title)                     "The Shepherd's Dog"
'TBPM' (BPM (beats per minute))                     '119.829'
'TCON' (Content type, a.k.a. Genre)                 ['ifs-songwriter-indie-unsorted',
 'ifs-songwriter-folk',
 'ifs-songwriter-indie-pop']
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         'Innocent Bones'
'TKEY' (Initial key)                                '12B'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Iron & Wine'
'TRCK' (Track number/Position in set)               '6'
'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', 'acoustic', 'indie rock', 'folk', 'singer songwriter']
'TXXX:q-bass'                                       '4'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.93 dB'
'TXXX:replaygain_track_peak'                        '0.459521'

========================== row from database ==========================
                                              'id'  1257758
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Iron and Wine - Iron & Wine/The Shepherds Dog/06-iron_and_wine-innocent_bones.mp3
                                         'working'  None
                                         'bitrate'  188
                                    'duration_sec'  222
                                           'genre'  ifs-songwriter-indie-unsorted;ifs-songwriter-folk;ifs-songwriter-indie-pop
                                        'filesize'  5260413
                                           'mtime'  1637950192
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos and Shepherds 06 iron_and_wine innocent_bones ifs songwriter indie unsorted;ifs songwriter folk;ifs songwriter indie pop
                                      'tag_artist'  Iron & Wine
                                     'tag_release'  The Shepherd's Dog
                                       'tag_title'  Innocent Bones
                                             'bpm'  119.829
                                    'search_title'  'bones':2 'innocent':1
                                   'search_artist'  'iron':1 'wine':2
                                  'search_release'  'dog':5 's':3 'shepherd':2 'shepherds':4 'the':1
                                     'search_rest'  '00singer':1 'and':4,7 'bones':10 'eos':3 'folk':17,19 'ifs':11,14,16,18,20 'indie':12 'innocent':9 'iron':6 'pop':21 'shepherds':5 'songwriter':2 'unsorted':13,15 'wine':8
                                    'search_combo'  '00singer':10 'and':13,16 'bones':2A,19 'dog':9C 'eos':12 'folk':26,28 'ifs':20,23,25,27,29 'indie':21 'innocent':1A,18 'iron':3B,15 'pop':30 's':7C 'shepherd':6C 'shepherds':8C,14 'songwriter':11 'the':5C 'unsorted':22,24 'wine':4B,17
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'acoustic', 'indie rock', 'folk', 'singer songwriter']
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637950192.3835142  (2021-11-26 19:09:52)
                             'size'  5260413