======================== unified (from filesystem) ========================
                                         'bitrate'  '138.026'
                                        'duration'  '148'
                                          'artist'  'Granville Williams Orchestra'
                                     'text_people'  ''
                                         'release'  'Shirley & Spinoza'
                                           'title'  'Hi Life'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-3', 'Q-LOCALNESS-2', 'Q-HHRNBTT-2', "
 "'Q-OLDST-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['ska', 'reggae', 'all', 'traditional ska', 'christmas']"
                                     'discogstags'  "['reggae']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  '30'
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '118.636'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Shirley & Spinoza'
'TBPM' (BPM (beats per minute))                     '118.636'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 ['set-pl-shirleyspinoza', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TCOP' (Copyright message)                          '℗ 2009 Goldenlane Records'
'TDRC' (Recording time)                             '2009'
'TIT2' (Title/songname/content description)         'Hi Life'
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'Granville Williams Orchestra'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '11/30'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'reggae'
'TXXX:lastfmtags'                                   ['ska', 'reggae', 'all', 'traditional ska', 'christmas']
'TXXX:purchaseaccount'                              'luc@gut.li'
'TXXX:purchasedate'                                 '2016-10-14 10:37:16'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.19 dB'
'TXXX:replaygain_track_peak'                        '0.383832'

========================== row from database ==========================
                                              'id'  1107614
                                            'path'  /data/Music/Bulk/sns/Granville Williams Orchestra - Hi Life.mp3
                                         'working'  None
                                         'bitrate'  138
                                    'duration_sec'  148
                                           'genre'  set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  2821154
                                           'mtime'  1621696542
                                   'redo_metaread'  0
                                        'rest_str'   sns set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Granville Williams Orchestra
                                     'tag_release'  Shirley & Spinoza
                                       'tag_title'  Hi Life
                                             'bpm'  118.636
                                    'search_title'  'hi':1 'life':2
                                   'search_artist'  'granville':1 'orchestra':3 'williams':2
                                  'search_release'  'shirley':1 'spinoza':2
                                     'search_rest'  'mor':8 'pl':3 'set':2,5,7 'shirleyspinoza':4,6 'sns':1
                                    'search_combo'  'granville':3B 'hi':1A 'life':2A 'mor':15 'orchestra':5B 'pl':10 'set':9,12,14 'shirley':6C 'shirleyspinoza':11,13 'sns':8 'spinoza':7C 'williams':4B
                                    'tag_tracknum'  11
                                      'num_images'  1
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['ska', 'reggae', 'all', 'traditional ska', 'christmas']
                                        'tag_date'  2009
                                     'discogstags'  ['reggae']

============================== file details ==============================
                                           'mtime'  1621696541.915284  (2021-05-22 17:15:41)
                             'size'  2821154