======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '216'
                                          'artist'  'Beach boys'
                                     'text_people'  ''
                                         'release'  'Shirley & Spinoza'
                                           'title'  'Good vibrations'
                                           'quals'  ("['Q-OLDST-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-1', "
 "'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']")
                                      'lastfmtags'  "['60s', 'classic rock', 'pop', 'surf', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '142.809'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:Ï\x10\x00\x00'                   PRIV(owner='AverageLevel', data=b'\xcf\x10\x00\x00')
'PRIV:PeakValue:ÿ\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xff\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')
'TALB' (Album/Movie/Show title)                     'Shirley & Spinoza'
'TBPM' (BPM (beats per minute))                     '142.809'
'TCON' (Content type, a.k.a. Genre)                 ['set-pl-shirleyspinoza', 'set-pl-mor']
'TIT2' (Title/songname/content description)         'Good vibrations'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Beach boys'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['60s', 'classic rock', 'pop', 'surf', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.20 dB'
'TXXX:replaygain_track_peak'                        '0.783320'

========================== row from database ==========================
                                              'id'  948868
                                            'path'  /data/Music/Bulk/sns/The Beach Boys - Good Vibrations.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  216
                                           'genre'  set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  3470871
                                           'mtime'  1620357099
                                   'redo_metaread'  0
                                        'rest_str'   sns The Boys Vibrations set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Beach boys
                                     'tag_release'  Shirley & Spinoza
                                       'tag_title'  Good vibrations
                                             'bpm'  142.809
                                    'search_title'  'good':1 'vibrations':2
                                   'search_artist'  'beach':1 'boys':2
                                  'search_release'  'shirley':1 'spinoza':2
                                     'search_rest'  'boys':3 'mor':11 'pl':6 'set':5,8,10 'shirleyspinoza':7,9 'sns':1 'the':2 'vibrations':4
                                    'search_combo'  'beach':3B 'boys':4B,9 'good':1A 'mor':17 'pl':12 'set':11,14,16 'shirley':5C 'shirleyspinoza':13,15 'sns':7 'spinoza':6C 'the':8 'vibrations':2A,10
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['60s', 'classic rock', 'pop', 'surf', 'rock']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620357099.0937188  (2021-05-07 05:11:39)
                             'size'  3470871