======================== unified (from filesystem) ========================
                                         'bitrate'  '206.887'
                                        'duration'  '175'
                                          'artist'  'Belle And Sebastian'
                                     'text_people'  ''
                                         'release'  'The Life Pursuit'
                                           'title'  'Act of the Apostle'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'Q-PLAY-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'q-chart-4', 'q-drums-3', 'q-other-1', 'q-vocals-3', 'q-mixbeat-1', "
 "'Q-PIANO-2']")
                                      'lastfmtags'  "['indie', 'indie pop', 'alternative', 'twee', 'indie rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-unsorted'
                                             'bpm'  '85.888'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Life Pursuit'
'TBPM' (BPM (beats per minute))                     '85.888'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-unsorted'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Act of the Apostle'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Belle And Sebastian'
'TRCK' (Track number/Position in set)               '01'
'TXXX:Q-HAP'                                        '2'
'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:lastfmtags'                                   ['indie', 'indie pop', 'alternative', 'twee', 'indie rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.16 dB'
'TXXX:replaygain_track_peak'                        '0.406043'

========================== row from database ==========================
                                              'id'  1259805
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Belle and Sebastian - Belle & Sebastian/The Life Pursuit/Belle and Sebastian - The Life Pursuit - 01 - Act of the Apostle.mp3
                                         'working'  None
                                         'bitrate'  206
                                    'duration_sec'  175
                                           'genre'  ifs-songwriter-indie-unsorted
                                        'filesize'  4553714
                                           'mtime'  1636917134
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos and & and 01 ifs songwriter indie unsorted
                                      'tag_artist'  Belle And Sebastian
                                     'tag_release'  The Life Pursuit
                                       'tag_title'  Act of the Apostle
                                             'bpm'  85.888
                                    'search_title'  'act':1 'apostle':4 'of':2 'the':3
                                   'search_artist'  'and':2 'belle':1 'sebastian':3
                                  'search_release'  'life':2 'pursuit':3 'the':1
                                     'search_rest'  '00singer':1 'and':4 'eos':3 'ifs':5 'indie':6 'songwriter':2 'unsorted':7
                                    'search_combo'  '00singer':11 'act':1A 'and':6B,14 'apostle':4A 'belle':5B 'eos':13 'ifs':15 'indie':16 'life':9C 'of':2A 'pursuit':10C 'sebastian':7B 'songwriter':12 'the':3A,8C 'unsorted':17
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-syn-2', 'q-chart-4', 'q-other-1', 'Q-HAP-2', 'Q-PLAY-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'indie pop', 'alternative', 'twee', 'indie rock']
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636917133.5205338  (2021-11-14 20:12:13)
                             'size'  4553714