======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '278'
                                          'artist'  'Kate Bush'
                                     'text_people'  ''
                                         'release'  'Cloudbusting 7" & 12" Singles'
                                           'title'  'Burning Bridge'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-UNU-2', 'Q-OLDST-3', 'Q-JZFKS-1', "
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 "'q-chart-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['alternative', 'rock', 'female vocalists', 'pop', 'singer songwriter']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  ''
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-eos'
                                             'bpm'  '99.177'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:Comments:eng'                                 'Snacker [tNO 2002]'
'COMM:ID3v1 Comment:XXX'                            'Snacker [tNO 2002]'
'TALB' (Album/Movie/Show title)                     'Cloudbusting 7" & 12" Singles'
'TBPM' (BPM (beats per minute))                     '99.177'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-eos'
'TDRC' (Recording time)                             '1985'
'TENC' (Encoded by)                                 'Snacker [tNO 2002]'
'TIT2' (Title/songname/content description)         'Burning Bridge'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Kate Bush'
'TPE2' (Band/orchestra/accompaniment)               'Kate Bush'
'TRCK' (Track number/Position in set)               '16'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['alternative', 'rock', 'female vocalists', 'pop', 'singer songwriter']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.10 dB'
'TXXX:replaygain_track_peak'                        '0.492809'
'WCOM:http://www.amazon.com/Hounds-Love-Kate-Bush/dp/B000002U9E%3FSubscriptionId%3D0RXJS26C80QSDEB56CR2%26tag%3Dsoftpointer-20%26linkCode%3Dxm2%26camp%3D2025%26creative%3D165953%26creativeASIN%3DB000002U9E'  WCOM(url='http://www.amazon.com/Hounds-Love-Kate-Bush/dp/B000002U9E%3FSubscriptionId%3D0RXJS26C80QSDEB56CR2%26tag%3Dsoftpointer-20%26linkCode%3Dxm2%26camp%3D2025%26creative%3D165953%26creativeASIN%3DB000002U9E')

========================== row from database ==========================
                                              'id'  1373830
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/00songwriter-eos/Kate Bush/Hounds Of Love/16-Burning Bridge.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  278
                                           'genre'  ifs-songwriter-eos
                                        'filesize'  11296893
                                           'mtime'  1637330470
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 00songwriter eos Hounds Of Love 16 ifs songwriter eos
                                      'tag_artist'  Kate Bush
                                     'tag_release'  Cloudbusting 7" & 12" Singles
                                       'tag_title'  Burning Bridge
                                             'bpm'  99.177
                                    'search_title'  'bridge':2 'burning':1
                                   'search_artist'  'bush':2 'kate':1
                                  'search_release'  '12':3 '7':2 'cloudbusting':1 'singles':4
                                     'search_rest'  '00singer':1 '00songwriter':4 'eos':3 'hounds':5 'ifs':8 'love':7 'of':6 'songwriter':2
                                    'search_combo'  '00singer':9 '00songwriter':12 '12':7C '7':6C 'bridge':2A 'burning':1A 'bush':4B 'cloudbusting':5C 'eos':11 'hounds':13 'ifs':16 'kate':3B 'love':15 'of':14 'singles':8C 'songwriter':10
                                    'tag_tracknum'  16
                                      'num_images'  1
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-2', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['alternative', 'rock', 'female vocalists', 'pop', 'singer songwriter']
                                        'tag_date'  1985
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637330469.9289608  (2021-11-19 15:01:09)
                             'size'  11296893