======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '311'
                                          'artist'  'Queen'
                                     'text_people'  ''
                                         'release'  'A Kind Of Magic'
                                           'title'  'One Vision'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-4', "
 "'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'glam rock', 'rock', 'hard rock', 'classic rock']"
                                     'discogstags'  "['rock', 'pop rock', 'synth-pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  ''
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'rock-cppex'
                                             'bpm'  '119.688'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 000003DB 000003A9 0000177D'
'COMM:iTunNORM:eng'                                 (' 000003DB 000003A9 0000177D 000010FC 0002E65E 0002E65E 00004BE7 000055CE '
 '00041EF5 00041EF5')
'TALB' (Album/Movie/Show title)                     'A Kind Of Magic'
'TBPM' (BPM (beats per minute))                     '119.688'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         'One Vision'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Queen'
'TRCK' (Track number/Position in set)               '01'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'pop rock', 'synth-pop']
'TXXX:lastfmtags'                                   ['80s', 'glam rock', 'rock', 'hard rock', 'classic rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'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'                        '+0.71 dB'
'TXXX:replaygain_track_peak'                        '0.571196'

========================== row from database ==========================
                                              'id'  1348433
                                            'path'  /data/Music/Bulk/00poprockelectronic/1985 complete/386-B Queen - One Vision (album version).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  311
                                           'genre'  rock-cppex
                                        'filesize'  12442644
                                           'mtime'  1620737000
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 1985 complete 386 B (album version) rock cppex
                                      'tag_artist'  Queen
                                     'tag_release'  A Kind Of Magic
                                       'tag_title'  One Vision
                                             'bpm'  119.688
                                    'search_title'  'one':1 'vision':2
                                   'search_artist'  'queen':1
                                  'search_release'  'a':1 'kind':2 'magic':4 'of':3
                                     'search_rest'  '00poprockelectronic':1 '1985':2 '386':4 'album':6,7 'b':5 'complete':3 'cppex':11 'rock':10 'version':8,9
                                    'search_combo'  '00poprockelectronic':8 '1985':9 '386':11 'a':4C 'album':13,14 'b':12 'complete':10 'cppex':18 'kind':5C 'magic':7C 'of':6C 'one':1A 'queen':3B 'rock':17 'version':15,16 'vision':2A
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'glam rock', 'rock', 'hard rock', 'classic rock']
                                        'tag_date'  1985
                                     'discogstags'  ['rock', 'pop rock', 'synth-pop']

============================== file details ==============================
                                           'mtime'  1620737000.406717  (2021-05-11 14:43:20)
                             'size'  12442644