======================== unified (from filesystem) ========================
                                         'bitrate'  '187.913'
                                        'duration'  '176'
                                          'artist'  'Jona Lewie'
                                     'text_people'  ''
                                         'release'  'Hits of the 80s'
                                           'title'  'Stop the cavalry'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'new wave', 'christmas', 'pop', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'rock-pop'
                                             'bpm'  '97.6'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=128, count=0)
'TALB' (Album/Movie/Show title)                     'Hits of the 80s'
'TBPM' (BPM (beats per minute))                     '97.6'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         'Stop the cavalry'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'Jona Lewie'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:FMPS_Rating'                                  '0.6'
'TXXX:MusicMagic Data'                              'AgEBoSX6jTahyNIchqDtAE7WgAGD3oB15aSVzzpZgJD314ABgAHkeaxoy9jT1aMvgnmAAdKroUflZMF0gAGtvf2e5SqoU7cNCPeAAZwKl82vXIJ/EhNBroYkg6+EWOBGmlo+XJAkA52rSoZW6pSxfsmL1Ra3fYJ6hMTt/ZOpAW7Gk4GnumvyuvlXrBrF2r4HhP4='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['80s', 'new wave', 'christmas', 'pop', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'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'                        '+0.87 dB'
'TXXX:replaygain_track_peak'                        '0.685251'

========================== row from database ==========================
                                              'id'  1528650
                                            'path'  /data/Music/Bulk/00poprockelectronic/Hits Of The 80_s/Stop the cavalry.mp3
                                         'working'  None
                                         'bitrate'  187
                                    'duration_sec'  176
                                           'genre'  rock-pop
                                        'filesize'  4161285
                                           'mtime'  1622802063
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Of The 80_s rock pop
                                      'tag_artist'  Jona Lewie
                                     'tag_release'  Hits of the 80s
                                       'tag_title'  Stop the cavalry
                                             'bpm'  97.6
                                    'search_title'  'cavalry':3 'stop':1 'the':2
                                   'search_artist'  'jona':1 'lewie':2
                                  'search_release'  '80s':4 'hits':1 'of':2 'the':3
                                     'search_rest'  '00poprockelectronic':1 '80':4 'of':2 'pop':7 'rock':6 's':5 'the':3
                                    'search_combo'  '00poprockelectronic':10 '80':13 '80s':9C 'cavalry':3A 'hits':6C 'jona':4B 'lewie':5B 'of':7C,11 'pop':16 'rock':15 's':14 'stop':1A 'the':2A,8C,12
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'new wave', 'christmas', 'pop', 'rock']
                                        'tag_date'  1985
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622802062.665428  (2021-06-04 12:21:02)
                             'size'  4161285