======================== unified (from filesystem) ========================
                                         'bitrate'  '232.032'
                                        'duration'  '328'
                                          'artist'  'AFI'
                                     'text_people'  ''
                                         'release'  'Decemberunderground'
                                           'title'  'Affliction'
                                           'quals'  ("['Q-HAP-2', '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-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['punk rock', 'emo', 'punk', 'alternative', 'rock']"
                                     'discogstags'  "['electronic', 'rock', 'alternative rock', 'hardcore', 'punk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '12'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '140.2'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:http://www.cdtag.com:\x02\x00è1(\x00'         PRIV(owner='http://www.cdtag.com', data=b'\x02\x00\xe81(\x00')
'TALB' (Album/Movie/Show title)                     'Decemberunderground'
'TBPM' (BPM (beats per minute))                     '140.2'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDRC' (Recording time)                             '2006-06-06'
'TIT2' (Title/songname/content description)         'Affliction'
'TKEY' (Initial key)                                '1A'
'TLAN' (Language(s))                                'eng'
'TPE1' (Lead performer(s)/Soloist(s))               'AFI'
'TPUB' (Publisher)                                  'Interscope'
'TRCK' (Track number/Position in set)               '7/12'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:Release type'                                 'No Tag'
'TXXX:Rip date'                                     '2006-05-24'
'TXXX:Source'                                       'No Tag'
'TXXX:discogstags'                                  ['electronic', 'rock', 'alternative rock', 'hardcore', 'punk']
'TXXX:lastfmtags'                                   ['punk rock', 'emo', 'punk', 'alternative', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.59 dB'
'TXXX:replaygain_track_peak'                        '0.336772'

========================== row from database ==========================
                                              'id'  1343264
                                            'path'  /data/Music/Bulk/00poprockelectronic/AFI/Decemberunderground/07-afi-affliction.mp3
                                         'working'  None
                                         'bitrate'  232
                                    'duration_sec'  328
                                           'genre'  rock-gr-punk
                                        'filesize'  9537055
                                           'mtime'  1621510526
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 07 afi affliction rock punk
                                      'tag_artist'  AFI
                                     'tag_release'  Decemberunderground
                                       'tag_title'  Affliction
                                             'bpm'  140.2
                                    'search_title'  'affliction':1
                                   'search_artist'  'afi':1
                                  'search_release'  'decemberunderground':1
                                     'search_rest'  '00poprockelectronic':1 'affliction':3 'afi':2 'punk':5 'rock':4
                                    'search_combo'  '00poprockelectronic':4 'affliction':1A,6 'afi':2B,5 'decemberunderground':3C 'punk':8 'rock':7
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-3', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['punk rock', 'emo', 'punk', 'alternative', 'rock']
                                        'tag_date'  2006
                                     'discogstags'  ['electronic', 'rock', 'alternative rock', 'hardcore', 'punk']

============================== file details ==============================
                                           'mtime'  1621510525.934615  (2021-05-20 13:35:25)
                             'size'  9537055