======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '249'
                                          'artist'  'Belle & Sebastian'
                                     'text_people'  ''
                                         'release'  'Fold Your Hands Child, You Walk Like A Peasant'
                                           'title'  'I Fought In A War'
                                           '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-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'indie pop', 'alternative', 'pop', 'scottish']"
                                     'discogstags'  "['rock', 'indie rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-unsorted'
                                             'bpm'  '132.271'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Fold Your Hands Child, You Walk Like A Peasant'
'TBPM' (BPM (beats per minute))                     '132.271'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-unsorted'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'I Fought In A War'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Belle and Sebastian'
'TPE2' (Band/orchestra/accompaniment)               'Belle & Sebastian'
'TRCK' (Track number/Position in set)               '1'
'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', 'indie rock']
'TXXX:lastfmtags'                                   ['indie', 'indie pop', 'alternative', 'pop', 'scottish']
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.14 dB'
'TXXX:replaygain_track_peak'                        '0.507624'

========================== row from database ==========================
                                              'id'  1274805
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Belle and Sebastian - Belle & Sebastian/Fold Your Hands Child, You Walk Like A Peasant/Belle & Sebastian-Fold Your Hands Child, You Walk Like A Peasant-01-I Fought In A War.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  249
                                           'genre'  ifs-songwriter-indie-unsorted
                                        'filesize'  5993964
                                           'mtime'  1636917122
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 01 ifs songwriter indie unsorted
                                      'tag_artist'  Belle & Sebastian
                                     'tag_release'  Fold Your Hands Child, You Walk Like A Peasant
                                       'tag_title'  I Fought In A War
                                             'bpm'  132.271
                                    'search_title'  'a':4 'fought':2 'i':1 'in':3 'war':5
                                   'search_artist'  'belle':1 'sebastian':2
                                  'search_release'  'a':9 'child':4,5 'fold':1 'hands':3 'like':8 'peasant':10 'walk':7 'you':6 'your':2
                                     'search_rest'  '00singer':1 'eos':3 'ifs':4 'indie':5 'songwriter':2 'unsorted':6
                                    'search_combo'  '00singer':18 'a':4A,16C 'belle':6B 'child':11C,12C 'eos':20 'fold':8C 'fought':2A 'hands':10C 'i':1A 'ifs':21 'in':3A 'indie':22 'like':15C 'peasant':17C 'sebastian':7B 'songwriter':19 'unsorted':23 'walk':14C 'war':5A 'you':13C 'your':9C
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-3', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'indie pop', 'alternative', 'pop', 'scottish']
                                        'tag_date'  2000
                                     'discogstags'  ['rock', 'indie rock']

============================== file details ==============================
                                           'mtime'  1636917122.1578908  (2021-11-14 20:12:02)
                             'size'  5993964