======================== unified (from filesystem) ========================
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                                        'duration'  '168'
                                          'artist'  'Sting and Dominic Muldowney'
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                                           'title'  'The Ballad of Mac the Knife'
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                                      'tracktotal'  '20'
                                            'date'  '1985'
                                        'comments'  ''
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======================== rawer (from filesystem) ========================

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'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 ['soundtrack-video', 'set-pl-shirleyspinoza', 'set-pl-mor']
'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)         'The Ballad of Mac the Knife'
'TKEY' (Initial key)                                '5A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Sting and Dominic Muldowney'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'A&M Records'
'TRCK' (Track number/Position in set)               '2/20'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Sting and Muldowney, Dominic'
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'TXXX:MusicBrainz Album Type'                       'album'
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'TXXX:q-mixbeat'                                    '1'
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'TXXX:q-piano'                                      '1'
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'TXXX:replaygain_track_peak'                        '0.914786'
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========================== row from database ==========================
                                              'id'  1376628
                                            'path'  /data/Music/Bulk/0soundtrack/Ralph Schuckett with Richard Butler - Lost In The Stars - The Music Of Kurt Weill/Sting & Dominic Muldowney - The Ballad Of Mac The Knife.mp3
                                         'working'  None
                                         'bitrate'  162
                                    'duration_sec'  168
                                           'genre'  soundtrack-video;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  3427661
                                           'mtime'  1644062855
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack Ralph Schuckett with Richard Butler In Of & Of soundtrack video;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Sting and Dominic Muldowney
                                     'tag_release'  Lost in the Stars: The Music of Kurt Weill
                                       'tag_title'  The Ballad of Mac the Knife
                                             'bpm'  88.0
                                    'search_title'  'ballad':2 'knife':5 'mac':4 'of':3 'the':1
                                   'search_artist'  'and':2 'dominic':3 'muldowney':4 'sting':1
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                                    'search_combo'  '0soundtrack':19 'and':7B 'ballad':2A 'butler':24 'dominic':8B 'in':11C,25 'knife':5A 'kurt':17C 'lost':10C 'mac':4A 'mor':37 'muldowney':9B 'music':15C 'of':3A,16C,26 'pl':32 'ralph':20 'richard':23 'schuckett':21 'set':29,31,34,36 'shirleyspinoza':33,35 'soundtrack':27 'stars':13C,14C 'sting':6B 'the':1A,12C 'video':28,30 'weill':18C 'with':22
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-2', 'q-busy-2', 'q-grit-2', 'q-play-2', 'Q-JZFKS-1', 'Q-OLDST-2', 'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'Q-HHRNBTT-1', 'q-mixbeat-1']
                                      'lastfmtags'  ['all']
                                        'tag_date'  1985
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1644062855.1929836  (2022-02-05 13:07:35)
                             'size'  3427661