======================== unified (from filesystem) ========================
                                         'bitrate'  '234.13'
                                        'duration'  '199'
                                          'artist'  'Good Charlotte'
                                     'text_people'  'Good Charlotte'
                                         'release'  'Good Morning Revival'
                                           'title'  'Break Apart Her Heart'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['punk rock', 'pop punk', 'punk', 'alternative', 'rock']"
                                     'discogstags'  "['rock', 'pop rock', 'punk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '13'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '105.258'
                                             'key'  '2B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'Encoded with LAME vLAME (-V 0 --vbr-new)'
'COMM:ID3v1 Comment:XXX'                            'Encoded with LAME vLAME (-V'
'TALB' (Album/Movie/Show title)                     'Good Morning Revival'
'TBPM' (BPM (beats per minute))                     '105.258'
'TCOM' (Composer)                                   'Good Charlotte'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         'Break Apart Her Heart'
'TKEY' (Initial key)                                '2B'
'TPE1' (Lead performer(s)/Soloist(s))               'Good Charlotte'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '8/13'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['rock', 'pop rock', 'punk']
'TXXX:lastfmtags'                                   ['punk rock', 'pop punk', 'punk', 'alternative', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'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'                        '-0.70 dB'
'TXXX:replaygain_track_peak'                        '0.312692'

========================== row from database ==========================
                                              'id'  1417663
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/Good Charlotte/Good Charlotte - Good Morning Revival/08 Break Apart Her Heart.mp3
                                         'working'  None
                                         'bitrate'  234
                                    'duration_sec'  199
                                           'genre'  rock-gr-punk
                                        'filesize'  5891785
                                           'mtime'  1622658986
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner 08 rock gr punk
                                      'tag_artist'  Good Charlotte
                                     'tag_release'  Good Morning Revival
                                       'tag_title'  Break Apart Her Heart
                                             'bpm'  105.258
                                    'search_title'  'apart':2 'break':1 'heart':4 'her':3
                                   'search_artist'  'charlotte':2 'good':1
                                  'search_release'  'good':1 'morning':2 'revival':3
                                     'search_rest'  'garage':2 'gr':6 'punk':1 'rock':5 'stoner':4 'surf':3
                                    'search_combo'  'apart':2A 'break':1A 'charlotte':6B 'garage':11 'good':5B,7C 'gr':15 'heart':4A 'her':3A 'morning':8C 'punk':10 'revival':9C 'rock':14 'stoner':13 'surf':12
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  2B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['punk rock', 'pop punk', 'punk', 'alternative', 'rock']
                                        'tag_date'  2007
                                     'discogstags'  ['rock', 'pop rock', 'punk']

============================== file details ==============================
                                           'mtime'  1622658985.7798898  (2021-06-02 20:36:25)
                             'size'  5891785