======================== unified (from filesystem) ========================
                                         'bitrate'  '242.702'
                                        'duration'  '232'
                                          'artist'  'Disturbed'
                                     'text_people'  'Disturbed'
                                         'release'  'Believe'
                                           'title'  'Devour'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-4', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-4', 'q-play-3', "
 "'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['alternative', 'hard rock', 'metal', 'nu metal', 'rock']"
                                     'discogstags'  "['rock', 'hard rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'eid-metal-nu'
                                             'bpm'  '136'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

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'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')
'PRIV:WM/Provider:A\x00M\x00G\x00\x00\x00'          PRIV(owner='WM/Provider', data=b'A\x00M\x00G\x00\x00\x00')
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'PRIV:WM/WMCollectionGroupID:\x1bæôÑ[SñD\x80°û«AQ¶3'  PRIV(owner='WM/WMCollectionGroupID', data=b'\x1b\xe6\xf4\xd1[S\xf1D\x80\xb0\xfb\xabAQ\xb63')
'PRIV:WM/WMCollectionID:\x1bæôÑ[SñD\x80°û«AQ¶3'     PRIV(owner='WM/WMCollectionID', data=b'\x1b\xe6\xf4\xd1[S\xf1D\x80\xb0\xfb\xabAQ\xb63')
'PRIV:WM/WMContentID:B\x1c\x7f0\x08\x18sO¿/È\x88J\x86kw'  PRIV(owner='WM/WMContentID', data=b'B\x1c\x7f0\x08\x18sO\xbf/\xc8\x88J\x86kw')
'TALB' (Album/Movie/Show title)                     'Believe'
'TBPM' (BPM (beats per minute))                     '136'
'TCOM' (Composer)                                   'Disturbed'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-nu'
'TDRC' (Recording time)                             '2002'
'TENC' (Encoded by)                                 'Exact Audio Copy   (Secure mode)'
'TIT2' (Title/songname/content description)         'Devour'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Disturbed'
'TPE2' (Band/orchestra/accompaniment)               'Disturbed'
'TPUB' (Publisher)                                  'Reprise'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '4'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['rock', 'hard rock']
'TXXX:lastfmtags'                                   ['alternative', 'hard rock', 'metal', 'nu metal', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.78 dB'
'TXXX:replaygain_track_peak'                        '0.387472'

========================== row from database ==========================
                                              'id'  1262214
                                            'path'  /data/Music/Bulk/00dwimp/Disturbed/Believe/Disturbed-Devour.mp3
                                         'working'  None
                                         'bitrate'  242
                                    'duration_sec'  232
                                           'genre'  eid-metal-nu
                                        'filesize'  7058171
                                           'mtime'  1620311078
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp eid metal nu
                                      'tag_artist'  Disturbed
                                     'tag_release'  Believe
                                       'tag_title'  Devour
                                             'bpm'  136.0
                                    'search_title'  'devour':1
                                   'search_artist'  'disturbed':1
                                  'search_release'  'believe':1
                                     'search_rest'  '00dwimp':1 'eid':2 'metal':3 'nu':4
                                    'search_combo'  '00dwimp':4 'believe':3C 'devour':1A 'disturbed':2B 'eid':5 'metal':6 'nu':7
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-4', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-1', 'q-bass-3', 'q-grit-4']
                                      'lastfmtags'  ['alternative', 'hard rock', 'metal', 'nu metal', 'rock']
                                        'tag_date'  2002
                                     'discogstags'  ['rock', 'hard rock']

============================== file details ==============================
                                           'mtime'  1620311078.2672126  (2021-05-06 16:24:38)
                             'size'  7058171