======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '286'
                                          'artist'  'Murderdolls'
                                     'text_people'  'J. Poole/Joey Jordison'
                                         'release'  'Beyond the Valley of the Murderdolls'
                                           'title'  'People Hate Me'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['punk rock', 'horror punk', 'metal', 'punk', 'glam metal', 'rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '101.5'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunes_CDDB_IDs:eng'                          '15+669BD881B57A550158FDDA0D9F6E075D+2238246'
'PRIV:AverageLevel:{(\x00\x00'                      PRIV(owner='AverageLevel', data=b'{(\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')
'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 \x006\x007\x000\x002\x009\x000\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x005\x003\x002\x008\x002\x007\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x006\x006\x005\x001\x002\x005\x000\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x006\x007\x000\x002\x009\x000\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x005\x003\x002\x008\x002\x007\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x006\x006\x005\x001\x002\x005\x000\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:B\x9fÑ©·ª%C\x8fWñÅ\x8c\rü\x99'  PRIV(owner='WM/WMCollectionGroupID', data=b'B\x9f\xd1\xa9\xb7\xaa%C\x8fW\xf1\xc5\x8c\r\xfc\x99')
'PRIV:WM/WMCollectionID:B\x9fÑ©·ª%C\x8fWñÅ\x8c\rü\x99'  PRIV(owner='WM/WMCollectionID', data=b'B\x9f\xd1\xa9\xb7\xaa%C\x8fW\xf1\xc5\x8c\r\xfc\x99')
'PRIV:WM/WMContentID:·ýàÖ\x17¥HH©èÏ~\x0f\x84\x86\x1d'  PRIV(owner='WM/WMContentID', data=b'\xb7\xfd\xe0\xd6\x17\xa5HH\xa9\xe8\xcf~\x0f\x84\x86\x1d')
'TALB' (Album/Movie/Show title)                     'Beyond the Valley of the Murderdolls'
'TBPM' (BPM (beats per minute))                     '101.5'
'TCOM' (Composer)                                   'J. Poole/Joey Jordison'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDRC' (Recording time)                             '2002'
'TENC' (Encoded by)                                 'iTunes v4.6'
'TIT2' (Title/songname/content description)         'People Hate Me'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Murderdolls'
'TPE2' (Band/orchestra/accompaniment)               'Murderdolls'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Roadrunner Records'
'TRCK' (Track number/Position in set)               '5'
'TXXX:Q-HAP'                                        '3'
'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'                                   ['punk rock', 'horror punk', 'metal', 'punk', 'glam metal', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'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'                        '+0.00 dB'
'TXXX:replaygain_track_peak'                        '0.382865'

========================== row from database ==========================
                                              'id'  1420774
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/Murderdolls/Beyond the Valley of the Murderdolls/Murderdolls-People Hate Me.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  286
                                           'genre'  rock-gr-punk
                                        'filesize'  5725684
                                           'mtime'  1622659049
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner rock gr punk
                                      'tag_artist'  Murderdolls
                                     'tag_release'  Beyond the Valley of the Murderdolls
                                       'tag_title'  People Hate Me
                                             'bpm'  101.5
                                    'search_title'  'hate':2 'me':3 'people':1
                                   'search_artist'  'murderdolls':1
                                  'search_release'  'beyond':1 'murderdolls':5 'of':4 'the':2 'valley':3
                                     'search_rest'  'garage':2 'gr':6 'punk':1 'rock':5 'stoner':4 'surf':3
                                    'search_combo'  'beyond':5C 'garage':11 'gr':15 'hate':2A 'me':3A 'murderdolls':4B,9C 'of':8C 'people':1A 'punk':10 'rock':14 'stoner':13 'surf':12 'the':6C 'valley':7C
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  9A
                                           '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-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['punk rock', 'horror punk', 'metal', 'punk', 'glam metal', 'rock']
                                        'tag_date'  2002
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1622659048.5343466  (2021-06-02 20:37:28)
                             'size'  5725684