======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '144'
                                          'artist'  'Hugo Montenegro'
                                     'text_people'  ''
                                         'release'  'Afternoon Mood'
                                           'title'  'Neutral Strings #2'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', '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-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  ("['instrumental', 'illstreet', 'somafm', 'soundtrack', 'lounge', 'easy "
 "listening']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  ''
                                            'date'  '1970'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-lounge or exotica or bossa'
                                             'bpm'  '92.0'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'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)                     'Afternoon Mood'
'TBPM' (BPM (beats per minute))                     '92.0'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-lounge or exotica or bossa'
'TDRC' (Recording time)                             '1970'
'TIT2' (Title/songname/content description)         'Neutral Strings #2'
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'Neil Amsterdam'
'TPE2' (Band/orchestra/accompaniment)               'Hugo Montenegro'
'TRCK' (Track number/Position in set)               '18'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['instrumental',
 'illstreet',
 'somafm',
 'soundtrack',
 'lounge',
 'easy listening']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.54 dB'
'TXXX:replaygain_track_peak'                        '0.555027'

========================== row from database ==========================
                                              'id'  1283147
                                            'path'  /data/Music/Bulk/0playlists/Hugo Montenegro - AFTERNOON MOOD 75a/18. Neutral Strings #2 - Neil Amsterdam.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  144
                                           'genre'  prerock-jb-jazz-lounge or exotica or bossa
                                        'filesize'  5875937
                                           'mtime'  1620541748
                                   'redo_metaread'  0
                                        'rest_str'   0playlists AFTERNOON MOOD 75a 18. Neil Amsterdam prerock jb jazz lounge or exotica or bossa
                                      'tag_artist'  Hugo Montenegro
                                     'tag_release'  Afternoon Mood
                                       'tag_title'  Neutral Strings #2
                                             'bpm'  92.0
                                    'search_title'  '2':3,4 'neutral':1 'strings':2
                                   'search_artist'  'hugo':1 'montenegro':2
                                  'search_release'  'afternoon':1 'mood':2
                                     'search_rest'  '0playlists':1 '18':5,6 '75a':4 'afternoon':2 'amsterdam':8 'bossa':15 'exotica':14 'jazz':11 'jb':10 'lounge':12 'mood':3 'neil':7 'or':13 'prerock':9
                                    'search_combo'  '0playlists':9 '18':13,14 '2':3A,4A '75a':12 'afternoon':7C,10 'amsterdam':16 'bossa':23 'exotica':22 'hugo':5B 'jazz':19 'jb':18 'lounge':20 'montenegro':6B 'mood':8C,11 'neil':15 'neutral':1A 'or':21 'prerock':17 'strings':2A
                                    'tag_tracknum'  18
                                      'num_images'  1
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['instrumental', 'illstreet', 'somafm', 'soundtrack', 'lounge', 'easy listening']
                                        'tag_date'  1970
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620541747.982404  (2021-05-09 08:29:07)
                             'size'  5875937