======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '152'
                                          'artist'  'Freda Payne'
                                     'text_people'  ''
                                         'release'  'Sounds From Outer Space'
                                           'title'  'Unhooked Generation'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['northern soul', 'female vocalists', 'soul', '70s', 'disco', 'free soul']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '1970'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '89.4'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'MCDI' (Music CD identifier)                        MCDI(data=b'1\x002\x00+\x009\x006\x00+\x004\x00B\x006\x001\x00+\x007\x003\x005\x00A\x00+\x00A\x00E\x00B\x006\x00+\x001\x005\x008\x009\x009\x00+\x001\x009\x00B\x003\x00C\x00+\x001\x00D\x006\x00B\x002\x00+\x002\x000\x003\x005\x00B\x00+\x002\x005\x00D\x00E\x00A\x00+\x002\x009\x00F\x006\x00A\x00+\x002\x00D\x008\x003\x005\x00+\x003\x001\x001\x003\x002\x00+\x003\x004\x006\x000\x004\x00+\x003\x007\x006\x009\x006\x00+\x004\x000\x008\x00C\x00E\x00+\x004\x007\x00B\x005\x004\x00+\x004\x00C\x000\x004\x003\x00+\x004\x00E\x00C\x008\x00C\x00+\x005\x004\x005\x00F\x008\x00\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:M\x00u\x00z\x00e\x00\x00\x00'     PRIV(owner='WM/Provider', data=b'M\x00u\x00z\x00e\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:ê\x15\x9aîWÈMM¯µJ\x87ÐV\x0c®'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xea\x15\x9a\xeeW\xc8MM\xaf\xb5J\x87\xd0V\x0c\xae')
'PRIV:WM/WMCollectionID:ê\x15\x9aîWÈMM¯µJ\x87ÐV\x0c®'  PRIV(owner='WM/WMCollectionID', data=b'\xea\x15\x9a\xeeW\xc8MM\xaf\xb5J\x87\xd0V\x0c\xae')
'PRIV:WM/WMContentID:ªÇ\x93>å\xad}J¹ùÓĺ\x10Ò\x0e'  PRIV(owner='WM/WMContentID', data=b'\xaa\xc7\x93>\xe5\xad}J\xb9\xf9\xd3\xc4\xba\x10\xd2\x0e')
'TALB' (Album/Movie/Show title)                     'Sounds From Outer Space'
'TBPM' (BPM (beats per minute))                     '89.4'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDRC' (Recording time)                             '1970'
'TIT2' (Title/songname/content description)         'Unhooked Generation'
'TKEY' (Initial key)                                '2A'
'TLEN' (Length)                                     '152440'
'TPE1' (Lead performer(s)/Soloist(s))               'Freda Payne'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Beat Goes Public'
'TRCK' (Track number/Position in set)               '7'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['northern soul', 'female vocalists', 'soul', '70s', 'disco', 'free soul']
'TXXX:q-bass'                                       '4'
'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'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.02 dB'
'TXXX:replaygain_track_peak'                        '0.452267'

========================== row from database ==========================
                                              'id'  981473
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/sounds from outer space-vol. 2/Freda Payne - Unhooked Generation.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  152
                                           'genre'  funk or soul
                                        'filesize'  3666513
                                           'mtime'  1628357636
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm sounds from outer space vol. 2 funk or soul
                                      'tag_artist'  Freda Payne
                                     'tag_release'  Sounds From Outer Space
                                       'tag_title'  Unhooked Generation
                                             'bpm'  89.4
                                    'search_title'  'generation':2 'unhooked':1
                                   'search_artist'  'freda':1 'payne':2
                                  'search_release'  'from':2 'outer':3 'sounds':1 'space':4
                                     'search_rest'  '2':7 'from':2 'funk':8 'or':9 'outer':3 'soul':10 'sounds':1 'space':4 'vol':5,6
                                    'search_combo'  '2':15 'freda':3B 'from':6C,10 'funk':16 'generation':2A 'or':17 'outer':7C,11 'payne':4B 'soul':18 'sounds':5C,9 'space':8C,12 'unhooked':1A 'vol':13,14
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['northern soul', 'female vocalists', 'soul', '70s', 'disco', 'free soul']
                                        'tag_date'  1970
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628357636.0820086  (2021-08-07 19:33:56)
                             'size'  3666513