======================== unified (from filesystem) ========================
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                                        'duration'  '263'
                                          'artist'  'Marianne Faithfull and Chris Spedding'
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                                         'release'  'Lost in the Stars: The Music of Kurt Weill'
                                           'title'  "Ballad of the Soldier's Wife"
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                                     'tracknumber'  '4'
                                      'tracktotal'  '20'
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'soundtrack-video'
                                             'bpm'  '90'
                                             'key'  '11A'
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======================== rawer (from filesystem) ========================

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Lost in the Stars: The Music of Kurt Weill'
'TBPM' (BPM (beats per minute))                     '90'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video'
'TDOR' (Original release time)                      '1985'
'TDRC' (Recording time)                             '1985'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['producer', 'Hal Willner'], ['producer', 'Paul M. Young'], ['producer', 'John Telfer']])
'TIT2' (Title/songname/content description)         "Ballad of the Soldier's Wife"
'TKEY' (Initial key)                                '11A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Marianne Faithfull and Chris Spedding'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'A&M Records'
'TRCK' (Track number/Position in set)               '4/20'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Faithfull, Marianne and Spedding, Chris'
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'TXXX:Dynamic Range (R128)'                         '7.1532998085021973'
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'TXXX:MusicBrainz Album Id'                         'f36b2d1f-3440-4d6e-aac6-431cbe200ace'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '14ed9dea-1bb0-4743-ba32-39674a71da89/74023430-99ac-4517-b7a6-f0cf0120a47d'
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'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
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'TXXX:Tool Name'                                    'Media Center'
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'TXXX:Volume Level (R128)'                          '-4.5419001579284668'
'TXXX:Volume Level (ReplayGain)'                    '0.4580999910831451'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.46 dB'
'TXXX:replaygain_track_peak'                        '0.731667'
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========================== row from database ==========================
                                              'id'  1514752
                                            'path'  /data/Music/Bulk/0soundtrack/Ralph Schuckett with Richard Butler - Lost In The Stars - The Music Of Kurt Weill/Marianne Faithfull & Chris Spedding - Ballad Of The Soldier_s Wife.mp3
                                         'working'  None
                                         'bitrate'  165
                                    'duration_sec'  263
                                           'genre'  soundtrack-video
                                        'filesize'  5463970
                                           'mtime'  1644062854
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack Ralph Schuckett with Richard Butler In Of & Of Soldier_s soundtrack video
                                      'tag_artist'  Marianne Faithfull and Chris Spedding
                                     'tag_release'  Lost in the Stars: The Music of Kurt Weill
                                       'tag_title'  Ballad of the Soldier's Wife
                                             'bpm'  90.0
                                    'search_title'  'ballad':1 'of':2 's':5 'soldier':4 'soldiers':6 'the':3 'wife':7
                                   'search_artist'  'and':3 'chris':4 'faithfull':2 'marianne':1 'spedding':5
                                  'search_release'  'in':2 'kurt':8 'lost':1 'music':6 'of':7 'stars':4,5 'the':3 'weill':9
                                     'search_rest'  '0soundtrack':1 'butler':6 'in':7 'of':8 'ralph':2 'richard':5 's':10 'schuckett':3 'soldier':9 'soundtrack':11 'video':12 'with':4
                                    'search_combo'  '0soundtrack':22 'and':10B 'ballad':1A 'butler':27 'chris':11B 'faithfull':9B 'in':14C,28 'kurt':20C 'lost':13C 'marianne':8B 'music':18C 'of':2A,19C,29 'ralph':23 'richard':26 's':5A,31 'schuckett':24 'soldier':4A,30 'soldiers':6A 'soundtrack':32 'spedding':12B 'stars':16C,17C 'the':3A,15C 'video':33 'weill':21C 'wife':7A 'with':25
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  11A
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', 'q-syn-2', 'q-bass-2', 'q-busy-2', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  []
                                        'tag_date'  1985
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1644062853.5550025  (2022-02-05 13:07:33)
                             'size'  5463970