======================== unified (from filesystem) ========================
                                         'bitrate'  '160.898'
                                        'duration'  '290'
                                          'artist'  'Monsters Of Folk'
                                     'text_people'  ''
                                         'release'  'Monsters Of Folk'
                                           'title'  "His Master's Voice"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'Q-PLAY-2', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-vocals-4', 'q-mixbeat-1', "
 "'Q-PIANO-2']")
                                      'lastfmtags'  "['indie', 'indie folk', 'alt country', 'indie rock', 'folk']"
                                     'discogstags'  "['rock', 'indie rock', 'folk rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '15'
                                      'tracktotal'  '15'
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-unsorted'
                                             'bpm'  '142.508'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'PRIV:http://www.cdtag.com:\x02\x00\xa0+k\x00'      PRIV(owner='http://www.cdtag.com', data=b'\x02\x00\xa0+k\x00')
'TALB' (Album/Movie/Show title)                     'Monsters Of Folk'
'TBPM' (BPM (beats per minute))                     '142.508'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-unsorted'
'TDRC' (Recording time)                             '2009-09-18'
'TIT2' (Title/songname/content description)         "His Master's Voice"
'TKEY' (Initial key)                                '8B'
'TLAN' (Language(s))                                'eng'
'TPE1' (Lead performer(s)/Soloist(s))               'Monsters Of Folk'
'TPUB' (Publisher)                                  'Rough Trade'
'TRCK' (Track number/Position in set)               '15/15'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:Release type'                                 'No Tag'
'TXXX:Rip date'                                     '2009-09-18'
'TXXX:Source'                                       'No Tag'
'TXXX:discogstags'                                  ['rock', 'indie rock', 'folk rock']
'TXXX:lastfmtags'                                   ['indie', 'indie folk', 'alt country', 'indie rock', 'folk']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.19 dB'
'TXXX:replaygain_track_peak'                        '0.376590'

========================== row from database ==========================
                                              'id'  1276709
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Monsters of Folk/Monsters Of Folk/15-monsters_of_folk-his_masters_voice.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  290
                                           'genre'  ifs-songwriter-indie-unsorted
                                        'filesize'  5842337
                                           'mtime'  1628352570
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos of 15 monsters_of_folk his_masters_voice ifs songwriter indie unsorted
                                      'tag_artist'  Monsters Of Folk
                                     'tag_release'  Monsters Of Folk
                                       'tag_title'  His Master's Voice
                                             'bpm'  142.508
                                    'search_title'  'his':1 'master':2 'masters':4 's':3 'voice':5
                                   'search_artist'  'folk':3 'monsters':1 'of':2
                                  'search_release'  'folk':3 'monsters':1 'of':2
                                     'search_rest'  '00singer':1 'eos':3 'folk':7 'his':8 'ifs':11 'indie':12 'masters':9 'monsters':5 'of':4,6 'songwriter':2 'unsorted':13 'voice':10
                                    'search_combo'  '00singer':12 'eos':14 'folk':8B,11C,18 'his':1A,19 'ifs':22 'indie':23 'master':2A 'masters':4A,20 'monsters':6B,9C,16 'of':7B,10C,15,17 's':3A 'songwriter':13 'unsorted':24 'voice':5A,21
                                    'tag_tracknum'  15
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'Q-PLAY-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'indie folk', 'alt country', 'indie rock', 'folk']
                                        'tag_date'  2009
                                     'discogstags'  ['rock', 'indie rock', 'folk rock']

============================== file details ==============================
                                           'mtime'  1628352569.785025  (2021-08-07 18:09:29)
                             'size'  5842337