======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '448'
                                          'artist'  'Project Hate MCMXCIX'
                                     'text_people'  'Freed, Petter S.; Jonna Enckell; Jörgen Sandström; Philipson, Lord K.'
                                         'release'  'Hate, Dominate, Congregate, Eliminate'
                                           'title'  'Weep'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-4', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['death metal', 'industrial death metal', 'melodic death metal', 'industrial "
 "metal', 'metal']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'eid-metal'
                                             'bpm'  '124.315'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'MCDI' (Music CD identifier)                        MCDI(data=b'8\x00+\x009\x006\x00+\x00A\x000\x00D\x006\x00+\x001\x001\x00F\x007\x00F\x00+\x001\x00B\x008\x006\x00E\x00+\x002\x005\x001\x00A\x00F\x00+\x002\x00D\x006\x002\x00B\x00+\x003\x00B\x000\x009\x00B\x00+\x004\x004\x008\x002\x005\x00+\x004\x00C\x00B\x00A\x00F\x00\x00\x00')
'PRIV:AverageLevel:{$\x00\x00'                      PRIV(owner='AverageLevel', data=b'{$\x00\x00')
'PRIV:PeakValue:!\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'!\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')
'PRIV:WM/Provider:A\x00M\x00G\x00\x00\x00'          PRIV(owner='WM/Provider', data=b'A\x00M\x00G\x00\x00\x00')
'PRIV:WM/UniqueFileIdentifier:A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x007\x000\x003\x004\x005\x002\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x004\x003\x000\x006\x004\x009\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x007\x002\x000\x002\x006\x008\x002\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x007\x000\x003\x004\x005\x002\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x004\x003\x000\x006\x004\x009\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x007\x002\x000\x002\x006\x008\x002\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:í\x1aD\x11¼KªD¹"þµ²ÎZ\x94'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xed\x1aD\x11\xbcK\xaaD\xb9"\xfe\xb5\xb2\xceZ\x94')
'PRIV:WM/WMCollectionID:í\x1aD\x11¼KªD¹"þµ²ÎZ\x94'  PRIV(owner='WM/WMCollectionID', data=b'\xed\x1aD\x11\xbcK\xaaD\xb9"\xfe\xb5\xb2\xceZ\x94')
'PRIV:WM/WMContentID:2\x1f³\x999ÆÞ@\x88ë\x17\x9aº\x0bJ\n'  PRIV(owner='WM/WMContentID', data=b'2\x1f\xb3\x999\xc6\xde@\x88\xeb\x17\x9a\xba\x0bJ\n')
'TALB' (Album/Movie/Show title)                     'Hate, Dominate, Congregate, Eliminate'
'TBPM' (BPM (beats per minute))                     '124.315'
'TCOM' (Composer)                                   'Freed, Petter S.; Jonna Enckell; Jörgen Sandström; Philipson, Lord K.'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Weep'
'TKEY' (Initial key)                                '3A'
'TLEN' (Length)                                     '448973'
'TPE1' (Lead performer(s)/Soloist(s))               'Project Hate MCMXCIX'
'TPE2' (Band/orchestra/accompaniment)               'Project Hate MCMXCIX'
'TPUB' (Publisher)                                  'Candlelight Records'
'TRCK' (Track number/Position in set)               '8'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['death metal',
 'industrial death metal',
 'melodic death metal',
 'industrial metal',
 'metal']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.11 dB'
'TXXX:replaygain_track_peak'                        '0.320457'

========================== row from database ==========================
                                              'id'  1395663
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Project Hate MCMXCIX/08 Weep.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  448
                                           'genre'  eid-metal
                                        'filesize'  17947580
                                           'mtime'  1620301346
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal 08 eid metal
                                      'tag_artist'  Project Hate MCMXCIX
                                     'tag_release'  Hate, Dominate, Congregate, Eliminate
                                       'tag_title'  Weep
                                             'bpm'  124.315
                                    'search_title'  'weep':1
                                   'search_artist'  'hate':2 'mcmxcix':3 'project':1
                                  'search_release'  'congregate':5,6 'dominate':3,4 'eliminate':7 'hate':1,2
                                     'search_rest'  '00dwimp':1 '00metal':2 'eid':3 'metal':4
                                    'search_combo'  '00dwimp':12 '00metal':13 'congregate':9C,10C 'dominate':7C,8C 'eid':14 'eliminate':11C 'hate':3B,5C,6C 'mcmxcix':4B 'metal':15 'project':2B 'weep':1A
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-1', 'q-bass-4', 'q-grit-4']
                                      'lastfmtags'  ['death metal', 'industrial death metal', 'melodic death metal', 'industrial metal', 'metal']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620301346.3101985  (2021-05-06 13:42:26)
                             'size'  17947580