======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '81'
                                          'artist'  'Scout Niblett'
                                     'text_people'  ''
                                         'release'  'Sweet Heart Fever'
                                           'title'  'Brighter'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'female vocalists', 'indie rock', 'folk', 'singer songwriter']"
                                     'discogstags'  "['rock', 'alternative rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  '14'
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '144.233'
                                             'key'  '2B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 (' 0000042B 000003E7 00004A36 00004335 0000D8A8 0000D8A8 0000716A 000070AA '
 '0000BEE0 0000BEE0')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 000007A5 00000000003B91CB 00000000 00318E40 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_IDs:eng'                          '14+AB0EADAE4E94A98FDDE534DB33E11D76+1656421'
'TALB' (Album/Movie/Show title)                     'Sweet Heart Fever'
'TBPM' (BPM (beats per minute))                     '144.233'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDRC' (Recording time)                             '2001'
'TENC' (Encoded by)                                 'iTunes v7.5.0.20'
'TIT2' (Title/songname/content description)         'Brighter'
'TKEY' (Initial key)                                '2B'
'TPE1' (Lead performer(s)/Soloist(s))               'Scout Niblett'
'TPE2' (Band/orchestra/accompaniment)               'Scout Niblett'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '13/14'
'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:discogstags'                                  ['rock', 'alternative rock']
'TXXX:lastfmtags'                                   ['indie', 'female vocalists', 'indie rock', 'folk', 'singer songwriter']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.03 dB'
'TXXX:replaygain_track_peak'                        '0.624980'

========================== row from database ==========================
                                              'id'  1257701
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Scout Niblett/Sweet Heart Fever/13 brighter.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  81
                                           'genre'  ifs-songwriter
                                        'filesize'  3713429
                                           'mtime'  1637330608
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 13 brighter ifs songwriter
                                      'tag_artist'  Scout Niblett
                                     'tag_release'  Sweet Heart Fever
                                       'tag_title'  Brighter
                                             'bpm'  144.233
                                    'search_title'  'brighter':1
                                   'search_artist'  'niblett':2 'scout':1
                                  'search_release'  'fever':3 'heart':2 'sweet':1
                                     'search_rest'  '00singer':1 'brighter':4 'eos':3 'ifs':5 'songwriter':2
                                    'search_combo'  '00singer':7 'brighter':1A,10 'eos':9 'fever':6C 'heart':5C 'ifs':11 'niblett':3B 'scout':2B 'songwriter':8 'sweet':4C
                                    'tag_tracknum'  13
                                      'num_images'  1
                                             'key'  2B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-1', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'female vocalists', 'indie rock', 'folk', 'singer songwriter']
                                        'tag_date'  2001
                                     'discogstags'  ['rock', 'alternative rock']

============================== file details ==============================
                                           'mtime'  1637330607.7368724  (2021-11-19 15:03:27)
                             'size'  3713429