======================== unified (from filesystem) ========================
                                         'bitrate'  '224.0'
                                        'duration'  '365'
                                          'artist'  'Quincy Jones'
                                     'text_people'  'Otis Smith/Quincy Jones'
                                         'release'  'Mellow Madness'
                                           'title'  'Beautiful Black Girl'
                                           'quals'  ("['Q-HAP-3', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-OLDST-2', 'Q-LOCALNESS-3', "
 "'Q-JZFKS-2', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['bossa nova', 'big band', 'jazz', 'soul', 'funk']"
                                     'discogstags'  "['jazz', 'funk / soul', 'soul-jazz', 'soul']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '145.9'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'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 \x001\x004\x001\x008\x006\x000\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x00 \x006\x008\x005\x001\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x00 \x008\x003\x009\x002\x006\x003\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x001\x004\x001\x008\x006\x000\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x00 \x006\x008\x005\x001\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x00 \x008\x003\x009\x002\x006\x003\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:©\x04ÅñõNÕOª;æ\x19xf\x8a('  PRIV(owner='WM/WMCollectionGroupID', data=b'\xa9\x04\xc5\xf1\xf5N\xd5O\xaa;\xe6\x19xf\x8a(')
'PRIV:WM/WMCollectionID:©\x04ÅñõNÕOª;æ\x19xf\x8a('  PRIV(owner='WM/WMCollectionID', data=b'\xa9\x04\xc5\xf1\xf5N\xd5O\xaa;\xe6\x19xf\x8a(')
'PRIV:WM/WMContentID:b\x90lB]&øB\x9c\x97ËT¹]\x9c¼'  PRIV(owner='WM/WMContentID', data=b'b\x90lB]&\xf8B\x9c\x97\xcbT\xb9]\x9c\xbc')
'TALB' (Album/Movie/Show title)                     'Mellow Madness'
'TBPM' (BPM (beats per minute))                     '145.9'
'TCOM' (Composer)                                   'Otis Smith/Quincy Jones'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDRC' (Recording time)                             '1975'
'TIT2' (Title/songname/content description)         'Beautiful Black Girl'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Quincy Jones'
'TPE2' (Band/orchestra/accompaniment)               'Quincy Jones'
'TPUB' (Publisher)                                  'A&M'
'TRCK' (Track number/Position in set)               '4'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['jazz', 'funk / soul', 'soul-jazz', 'soul']
'TXXX:lastfmtags'                                   ['bossa nova', 'big band', 'jazz', 'soul', 'funk']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.13 dB'
'TXXX:replaygain_track_peak'                        '0.596434'

========================== row from database ==========================
                                              'id'  1375499
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/quincy jones - mellow madness/04-quincy_jones--beautiful_black_girl.mp3
                                         'working'  None
                                         'bitrate'  224
                                    'duration_sec'  365
                                           'genre'  funk or soul
                                        'filesize'  10232447
                                           'mtime'  1621630005
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul quincy jones mellow madness 04 quincy_jones beautiful_black_girl funk or soul
                                      'tag_artist'  Quincy Jones
                                     'tag_release'  Mellow Madness
                                       'tag_title'  Beautiful Black Girl
                                             'bpm'  145.9
                                    'search_title'  'beautiful':1 'black':2 'girl':3
                                   'search_artist'  'jones':2 'quincy':1
                                  'search_release'  'madness':2 'mellow':1
                                     'search_rest'  'beautiful':10 'black':11 'funk':2 'girl':12 'jones':5,9 'madness':7 'mellow':6 'or':13 'quincy':4,8 'soul':3 'swing':1
                                    'search_combo'  'beautiful':1A,17 'black':2A,18 'funk':9 'girl':3A,19 'jones':5B,12,16 'madness':7C,14 'mellow':6C,13 'or':20 'quincy':4B,11,15 'soul':10 'swing':8
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['bossa nova', 'big band', 'jazz', 'soul', 'funk']
                                        'tag_date'  1975
                                     'discogstags'  ['jazz', 'funk / soul', 'soul-jazz', 'soul']

============================== file details ==============================
                                           'mtime'  1621630004.6402562  (2021-05-21 22:46:44)
                             'size'  10232447