======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '176'
                                          'artist'  'Federal Duck'
                                     'text_people'  ''
                                         'release'  'Øשl Halløשş ☾120'
                                           'title'  'Peace in My Mind'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['psychedelic rock', 'psychedelic', '60s', 'american psychedelic rock', 'moe']"
                                     'discogstags'  "['psychedelic rock', 'pop', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '1968'
                                        'comments'  ''
                                           'genre'  'rock-cppex'
                                             'bpm'  '85.1'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'holywarbles.blogspot.com'
'POPM:no@email'                                     POPM(email='no@email', rating=128, count=0)
'TALB' (Album/Movie/Show title)                     'Øשl Halløשş ☾120'
'TBPM' (BPM (beats per minute))                     '85.1'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex'
'TDRC' (Recording time)                             '1968'
'TIT2' (Title/songname/content description)         'Peace in My Mind'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Federal Duck'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'सølγ שаябlɛş TRILL 08'
'TRCK' (Track number/Position in set)               '3'
'TSSE' (Software/Hardware and settings used for encoding)  'Lame3.98'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:TREMULANT'                                    'holywarbles.blogspot.com'
'TXXX:discogstags'                                  ['psychedelic rock', 'pop', 'rock']
'TXXX:lastfmtags'                                   ['psychedelic rock', 'psychedelic', '60s', 'american psychedelic rock', 'moe']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.12 dB'
'TXXX:replaygain_track_peak'                        '0.737829'

========================== row from database ==========================
                                              'id'  1214917
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/holy warbles/Øשl Halløשş ☾120/03 Peace in My Mind.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  176
                                           'genre'  rock-cppex
                                        'filesize'  7097278
                                           'mtime'  1642339918
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm holy warbles 03 rock cppex
                                      'tag_artist'  Federal Duck
                                     'tag_release'  Øשl Halløשş ☾120
                                       'tag_title'  Peace in My Mind
                                             'bpm'  85.1
                                    'search_title'  'in':2 'mind':4 'my':3 'peace':1
                                   'search_artist'  'duck':2 'federal':1
                                  'search_release'  '120':5 'halloss':4 'halløשs':3 'osl':2 'øשl':1
                                     'search_rest'  'cppex':4 'holy':1 'rock':3 'warbles':2
                                    'search_combo'  '120':11C 'cppex':15 'duck':6B 'federal':5B 'halloss':10C 'halløשs':9C 'holy':12 'in':2A 'mind':4A 'my':3A 'osl':8C 'peace':1A 'rock':14 'warbles':13 'øשl':7C
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']
                                      'lastfmtags'  ['psychedelic rock', 'psychedelic', '60s', 'american psychedelic rock', 'moe']
                                        'tag_date'  1968
                                     'discogstags'  ['psychedelic rock', 'pop', 'rock']

============================== file details ==============================
                                           'mtime'  1642339918.1074514  (2022-01-16 14:31:58)
                             'size'  7097278