======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '216'
                                          'artist'  'Marianne Rosenberg'
                                     'text_people'  ''
                                         'release'  'gay top 100'
                                           'title'  'Ich Bin Wie Du'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'Q-OLDST-3', 'q-chart-3', 'q-drums-3', 'q-other-3', "
 "'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-2', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['schlager', 'german', 'marianne rosenberg', 'deutsch', 'female vocalists']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '22'
                                      'tracktotal'  ''
                                            'date'  '1976'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-unsorted'
                                             'bpm'  '129.315'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '[PB]'
'COMM:ID3v1 Comment:XXX'                            '[PB]'
'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 \x003\x006\x004\x006\x004\x000\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x003\x000\x000\x006\x002\x007\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x002\x000\x000\x001\x007\x001\x003\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x003\x006\x004\x006\x004\x000\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x003\x000\x000\x006\x002\x007\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x002\x000\x000\x001\x007\x001\x003\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:ø\x8e\x83ð\x12ª¥H£o\x86ný`\x8df'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xf8\x8e\x83\xf0\x12\xaa\xa5H\xa3o\x86n\xfd`\x8df')
'PRIV:WM/WMCollectionID:ø\x8e\x83ð\x12ª¥H£o\x86ný`\x8df'  PRIV(owner='WM/WMCollectionID', data=b'\xf8\x8e\x83\xf0\x12\xaa\xa5H\xa3o\x86n\xfd`\x8df')
'PRIV:WM/WMContentID:\x08\x18\x0b´Ø\x9a#L«-O<\x89ñÑï'  PRIV(owner='WM/WMContentID', data=b'\x08\x18\x0b\xb4\xd8\x9a#L\xab-O<\x89\xf1\xd1\xef')
'TALB' (Album/Movie/Show title)                     'gay top 100'
'TBPM' (BPM (beats per minute))                     '129.315'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-unsorted'
'TDRC' (Recording time)                             '1976'
'TENC' (Encoded by)                                 'Exact Audio Copy   (secure mode)'
'TIT2' (Title/songname/content description)         'Ich Bin Wie Du'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Marianne Rosenberg'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Hansa'
'TRCK' (Track number/Position in set)               '22'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['schlager', 'german', 'marianne rosenberg', 'deutsch', 'female vocalists']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+21.28 dB'
'TXXX:replaygain_track_peak'                        '0.030298'

========================== row from database ==========================
                                              'id'  1335030
                                            'path'  /data/Music/Bulk/00poprockelectronic/gay top 100 - 2015/005 - Marianne Rosenberg - Ich Bin Wie Du.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  216
                                           'genre'  electronic-generic or radio-unsorted
                                        'filesize'  8686637
                                           'mtime'  1628353546
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 2015 005 electronic generic or radio unsorted
                                      'tag_artist'  Marianne Rosenberg
                                     'tag_release'  gay top 100
                                       'tag_title'  Ich Bin Wie Du
                                             'bpm'  129.315
                                    'search_title'  'bin':2 'du':4 'ich':1 'wie':3
                                   'search_artist'  'marianne':1 'rosenberg':2
                                  'search_release'  '100':3 'gay':1 'top':2
                                     'search_rest'  '00poprockelectronic':1 '2015':2 'electronic':3 'generic':4 'or':5 'radio':6 'unsorted':7
                                    'search_combo'  '00poprockelectronic':10 '100':9C '2015':11 'bin':2A 'du':4A 'electronic':12 'gay':7C 'generic':13 'ich':1A 'marianne':5B 'or':14 'radio':15 'rosenberg':6B 'top':8C 'unsorted':16 'wie':3A
                                    'tag_tracknum'  22
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['schlager', 'german', 'marianne rosenberg', 'deutsch', 'female vocalists']
                                        'tag_date'  1976
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628353546.3195794  (2021-08-07 18:25:46)
                             'size'  8686637