======================== unified (from filesystem) ========================
                                         'bitrate'  '320.008'
                                        'duration'  '260'
                                          'artist'  'PHOX'
                                     'text_people'  ''
                                         'release'  'Daytrotter Studio Best Songs Of 2012'
                                           'title'  'Evil'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'q-syn-2', 'q-bass-4', "
 "'q-busy-3', 'q-grit-2', 'q-play-2', 'Q-JZFKS-1', 'q-chart-2', 'q-drums-4', "
 "'q-other-3', 'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-1']")
                                      'lastfmtags'  "['folk', 'indie folk', 'indie pop', 'indie', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '09'
                                      'tracktotal'  ''
                                            'date'  '2012'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '95.573'
                                             'key'  '4B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Daytrotter Studio Best Songs Of 2012'
'TBPM' (BPM (beats per minute))                     '95.573'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TIT2' (Title/songname/content description)         'Evil'
'TKEY' (Initial key)                                '4B'
'TPE1' (Lead performer(s)/Soloist(s))               'PHOX'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '09'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME v3.97'
'TXXX:DATE'                                         '2012'
'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:Tagging time'                                 '2012-11-21T21:57:21'
'TXXX:lastfmtags'                                   ['folk', 'indie folk', 'indie pop', 'indie', 'pop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'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'                        '+1.31 dB'
'TXXX:replaygain_track_peak'                        '0.607872'

========================== row from database ==========================
                                              'id'  1243927
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/WALL - 2012/09 - PHOX - Evil.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  260
                                           'genre'  ifs-songwriter
                                        'filesize'  10440576
                                           'mtime'  1636401394
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos WALL 09 ifs songwriter
                                      'tag_artist'  PHOX
                                     'tag_release'  Daytrotter Studio Best Songs Of 2012
                                       'tag_title'  Evil
                                             'bpm'  95.573
                                    'search_title'  'evil':1
                                   'search_artist'  'phox':1
                                  'search_release'  '2012':6 'best':3 'daytrotter':1 'of':5 'songs':4 'studio':2
                                     'search_rest'  '00singer':1 'eos':3 'ifs':5 'songwriter':2 'wall':4
                                    'search_combo'  '00singer':9 '2012':8C 'best':5C 'daytrotter':3C 'eos':11 'evil':1A 'ifs':13 'of':7C 'phox':2B 'songs':6C 'songwriter':10 'studio':4C 'wall':12
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  4B
                                           '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-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['folk', 'indie folk', 'indie pop', 'indie', 'pop']
                                        'tag_date'  2012
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636401393.6750753  (2021-11-08 20:56:33)
                             'size'  10440576