======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '385'
                                          'artist'  'Van der Graaf Generator'
                                     'text_people'  ''
                                         'release'  'Prog Rock Essentials'
                                           'title'  'Refugees (Remastered)'
                                           'quals'  ("['Q-SYN-1', 'Q-UNU-2', 'Q-BUSY-3', 'Q-GRIT-2', 'q-bass-4', 'Q-JZFKS-1', "
 "'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'Q-PLAY-3', "
 "'Q-CHART-3', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-MIXBEAT-2', 'Q-LOCALNESS-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '26'
                                      'tracktotal'  ''
                                            'date'  '2021'
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '106.2'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Prog Rock Essentials'
'TBPM' (BPM (beats per minute))                     '106.2'
'TDRC' (Recording time)                             '2021'
'TIT2' (Title/songname/content description)         'Refugees (Remastered)'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Van der Graaf Generator'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '26'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '3'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-7.14 dB'
'TXXX:replaygain_track_peak'                        '0.989229'

========================== row from database ==========================
                                              'id'  1536937
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00newwave-postpunk/Prog Rock Essentials (2021)/26. Van der Graaf Generator - Refugees (Remastered).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  385
                                           'genre'  
                                        'filesize'  15629052
                                           'mtime'  1648486215
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00newwave postpunk (2021) 26.
                                      'tag_artist'  Van der Graaf Generator
                                     'tag_release'  Prog Rock Essentials
                                       'tag_title'  Refugees (Remastered)
                                             'bpm'  106.2
                                    'search_title'  'refugees':1 'remastered':2,3
                                   'search_artist'  'der':2 'generator':4 'graaf':3 'van':1
                                  'search_release'  'essentials':3 'prog':1 'rock':2
                                     'search_rest'  '00newwave':4 '00poprockelectronic':1 '2021':6,7 '26':8,9 'disco':3 'postpunk':5 'waves':2
                                    'search_combo'  '00newwave':14 '00poprockelectronic':11 '2021':16,17 '26':18,19 'der':5B 'disco':13 'essentials':10C 'generator':7B 'graaf':6B 'postpunk':15 'prog':8C 'refugees':1A 'remastered':2A,3A 'rock':9C 'van':4B 'waves':12
                                    'tag_tracknum'  26
                                      'num_images'  1
                                             'key'  8B
                                           'quals'  ['Q-SYN-1', 'Q-UNU-2', 'Q-BUSY-3', 'Q-GRIT-2', 'q-bass-4', 'Q-JZFKS-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'Q-PLAY-3', 'Q-CHART-3', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-MIXBEAT-2', 'Q-LOCALNESS-1']
                                      'lastfmtags'  []
                                        'tag_date'  2021
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1648486214.772719  (2022-03-28 18:50:14)
                             'size'  15629052