======================== unified (from filesystem) ========================
                                         'bitrate'  '300.207'
                                        'duration'  '324'
                                          'artist'  'Strapping Young Lad'
                                     'text_people'  'Devin Townsend'
                                         'release'  'City'
                                           'title'  'All Hail The New Flesh'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', '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-3', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['industrial metal', 'metal', 'thrash metal', 'death metal', 'progressive "
 "metal']")
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'eid-metal-trash'
                                             'bpm'  '132.357'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:{\x1e\x00\x00'                   PRIV(owner='AverageLevel', data=b'{\x1e\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 \x002\x004\x007\x000\x002\x003\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x002\x000\x000\x003\x003\x000\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x001\x003\x003\x006\x009\x009\x002\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x002\x004\x007\x000\x002\x003\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x002\x000\x000\x003\x003\x000\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x001\x003\x003\x006\x009\x009\x002\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:\x8cÓ\x95õ\x1a\r\x91H\x99©B¬GÇ\x068'  PRIV(owner='WM/WMCollectionGroupID', data=b'\x8c\xd3\x95\xf5\x1a\r\x91H\x99\xa9B\xacG\xc7\x068')
'PRIV:WM/WMCollectionID:\x8cÓ\x95õ\x1a\r\x91H\x99©B¬GÇ\x068'  PRIV(owner='WM/WMCollectionID', data=b'\x8c\xd3\x95\xf5\x1a\r\x91H\x99\xa9B\xacG\xc7\x068')
'PRIV:WM/WMContentID:\x19`ÿô¦\x05âE¶;\x06=*ªiõ'     PRIV(owner='WM/WMContentID', data=b'\x19`\xff\xf4\xa6\x05\xe2E\xb6;\x06=*\xaai\xf5')
'TALB' (Album/Movie/Show title)                     'City'
'TBPM' (BPM (beats per minute))                     '132.357'
'TCOM' (Composer)                                   'Devin Townsend'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-trash'
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         'All Hail The New Flesh'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Strapping Young Lad'
'TPE2' (Band/orchestra/accompaniment)               'Strapping Young Lad'
'TPUB' (Publisher)                                  'Century Media'
'TRCK' (Track number/Position in set)               '2'
'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:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['industrial metal',
 'metal',
 'thrash metal',
 'death metal',
 'progressive metal']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.96 dB'
'TXXX:replaygain_track_peak'                        '0.317886'

========================== row from database ==========================
                                              'id'  1395178
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Strapping Young Lad/City/02 - Strapping Young Lad - All Hail The New Flesh.mp3
                                         'working'  None
                                         'bitrate'  300
                                    'duration_sec'  324
                                           'genre'  eid-metal-trash
                                        'filesize'  12189522
                                           'mtime'  1620311630
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal 02 eid metal trash
                                      'tag_artist'  Strapping Young Lad
                                     'tag_release'  City
                                       'tag_title'  All Hail The New Flesh
                                             'bpm'  132.357
                                    'search_title'  'all':1 'flesh':5 'hail':2 'new':4 'the':3
                                   'search_artist'  'lad':3 'strapping':1 'young':2
                                  'search_release'  'city':1
                                     'search_rest'  '00dwimp':1 '00metal':2 'eid':3 'metal':4 'trash':5
                                    'search_combo'  '00dwimp':10 '00metal':11 'all':1A 'city':9C 'eid':12 'flesh':5A 'hail':2A 'lad':8B 'metal':13 'new':4A 'strapping':6B 'the':3A 'trash':14 'young':7B
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  6A
                                           '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-2', 'q-syn-2', 'q-chart-3', 'q-other-4', 'Q-HAP-1', 'q-bass-3', 'q-grit-4']
                                      'lastfmtags'  ['industrial metal', 'metal', 'thrash metal', 'death metal', 'progressive metal']
                                        'tag_date'  1997
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620311629.6739366  (2021-05-06 16:33:49)
                             'size'  12189522