======================== unified (from filesystem) ========================
                                         'bitrate'  '259.593'
                                        'duration'  '225'
                                          'artist'  'Absence'
                                     'text_people'  ''
                                         'release'  'The Decomposition Process'
                                           'title'  'The Outcome'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-2', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-4', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['german', 'metalcore', 'hardcore', 'melodic death metal', 'death metal']"
                                     'discogstags'  "['melodic death metal', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'eid-metal-death'
                                             'bpm'  '105'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:{\x1f\x00\x00'                   PRIV(owner='AverageLevel', data=b'{\x1f\x00\x00')
'PRIV:PeakValue:¡\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xa1\x7f\x00\x00')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'The Decomposition Process'
'TBPM' (BPM (beats per minute))                     '105'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-death'
'TDRC' (Recording time)                             '2006'
'TENC' (Encoded by)                                 'LAME'
'TIT2' (Title/songname/content description)         'The Outcome'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Absence'
'TRCK' (Track number/Position in set)               '5'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['melodic death metal', 'rock']
'TXXX:lastfmtags'                                   ['german', 'metalcore', 'hardcore', 'melodic death metal', 'death metal']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.21 dB'
'TXXX:replaygain_track_peak'                        '0.384079'

========================== row from database ==========================
                                              'id'  1396578
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Absence/The Decomposition Process/05-absence--the_outcome.mp3
                                         'working'  None
                                         'bitrate'  259
                                    'duration_sec'  225
                                           'genre'  eid-metal-death
                                        'filesize'  7308966
                                           'mtime'  1620301826
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal 05 absence the_outcome eid metal death
                                      'tag_artist'  Absence
                                     'tag_release'  The Decomposition Process
                                       'tag_title'  The Outcome
                                             'bpm'  105.0
                                    'search_title'  'outcome':2 'the':1
                                   'search_artist'  'absence':1
                                  'search_release'  'decomposition':2 'process':3 'the':1
                                     'search_rest'  '00dwimp':1 '00metal':2 'absence':3 'death':8 'eid':6 'metal':7 'outcome':5 'the':4
                                    'search_combo'  '00dwimp':7 '00metal':8 'absence':3B,9 'death':14 'decomposition':5C 'eid':12 'metal':13 'outcome':2A,11 'process':6C 'the':1A,4C,10
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-1', 'q-bass-3', 'q-grit-4']
                                      'lastfmtags'  ['german', 'metalcore', 'hardcore', 'melodic death metal', 'death metal']
                                        'tag_date'  2006
                                     'discogstags'  ['melodic death metal', 'rock']

============================== file details ==============================
                                           'mtime'  1620301825.968429  (2021-05-06 13:50:25)
                             'size'  7308966