======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '327'
                                          'artist'  'Hall & Oates'
                                     'text_people'  ''
                                         'release'  '12 Inch Collection; Vol.1'
                                           'title'  'Some Things Are Better Left Unsaid (Special New Mix)'
                                           'quals'  ("['Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'soft rock', 'rock', 'pop', 'classic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '118.083'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

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'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 \x005\x008\x004\x008\x007\x006\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x00 \x004\x004\x002\x007\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x006\x003\x005\x006\x002\x009\x002\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x005\x008\x004\x008\x007\x006\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x00 \x004\x004\x002\x007\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x006\x003\x005\x006\x002\x009\x002\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:Rz\x18±è¨iH\x93Pöú\\FH<'  PRIV(owner='WM/WMCollectionGroupID', data=b'Rz\x18\xb1\xe8\xa8iH\x93P\xf6\xfa\\FH<')
'PRIV:WM/WMCollectionID:Rz\x18±è¨iH\x93Pöú\\FH<'    PRIV(owner='WM/WMCollectionID', data=b'Rz\x18\xb1\xe8\xa8iH\x93P\xf6\xfa\\FH<')
'PRIV:WM/WMContentID:èöà[L\x07\x89I¡î÷¿³\x86n'     PRIV(owner='WM/WMContentID', data=b'\xe8\xf6\xe0[L\x07\x89I\xa1\xee\xf7\xc2\xbf\xb3\x86n')
'TALB' (Album/Movie/Show title)                     '12 Inch Collection; Vol.1'
'TBPM' (BPM (beats per minute))                     '118.083'
'TCON' (Content type, a.k.a. Genre)                 'rock-unsorted'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         'Some Things Are Better Left Unsaid (Special New Mix)'
'TKEY' (Initial key)                                '8A'
'TLEN' (Length)                                     '327640'
'TPE1' (Lead performer(s)/Soloist(s))               'Daryl Hall & John Oates'
'TPE2' (Band/orchestra/accompaniment)               'Hall & Oates'
'TPUB' (Publisher)                                  'BMG'
'TRCK' (Track number/Position in set)               '9'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['80s', 'soft rock', 'rock', 'pop', 'classic rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'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'                        '+0.24 dB'
'TXXX:replaygain_track_peak'                        '0.328106'

========================== row from database ==========================
                                              'id'  1298846
                                            'path'  /data/Music/Bulk/00poprockelectronic/1985 complete/071 Hall & Oates - Some Things Are Better Left Unsaid.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  327
                                           'genre'  rock-unsorted
                                        'filesize'  13111168
                                           'mtime'  1620389094
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 1985 complete 071 rock unsorted
                                      'tag_artist'  Hall & Oates
                                     'tag_release'  12 Inch Collection; Vol.1
                                       'tag_title'  Some Things Are Better Left Unsaid (Special New Mix)
                                             'bpm'  118.083
                                    'search_title'  'are':3 'better':4 'left':5 'mix':10,11 'new':9 'some':1 'special':7,8 'things':2 'unsaid':6
                                   'search_artist'  'hall':1 'oates':2
                                  'search_release'  '1':5 'collection':2,3 'inch':1 'vol':4 'vol1':6
                                     'search_rest'  '00poprockelectronic':1 '1985':2 'complete':3 'rock':4 'unsorted':5
                                    'search_combo'  '00poprockelectronic':20 '1':18C '1985':21 'are':3A 'better':4A 'collection':15C,16C 'complete':22 'hall':12B 'inch':14C 'left':5A 'mix':10A,11A 'new':9A 'oates':13B 'rock':23 'some':1A 'special':7A,8A 'things':2A 'unsaid':6A 'unsorted':24 'vol':17C 'vol1':19C
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  8A
                                           '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-2', 'q-other-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'soft rock', 'rock', 'pop', 'classic rock']
                                        'tag_date'  1985
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620389093.9448667  (2021-05-07 14:04:53)
                             'size'  13111168