======================== unified (from filesystem) ========================
                                         'bitrate'  '138.064'
                                        'duration'  '200'
                                          'artist'  'Yenkowitz & Goldberg'
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                                           'title'  'Yoshke Fort Avek'
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                                     'tracknumber'  '12'
                                      'tracktotal'  '20'
                                            'date'  '1930'
                                        'comments'  ''
                                           'genre'  'loc-style-gypsy or balkan or klezmer'
                                             'bpm'  '106.0'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

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

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'TCON' (Content type, a.k.a. Genre)                 'loc-style-gypsy or balkan or klezmer'
'TDOR' (Original release time)                      '2004'
'TDRC' (Recording time)                             '1930'
'TIT2' (Title/songname/content description)         'Yoshke Fort Avek'
'TKEY' (Initial key)                                '5B'
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'TPE1' (Lead performer(s)/Soloist(s))               'Yenkowitz & Goldberg'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '2/4'
'TPUB' (Publisher)                                  'Documents'
'TRCK' (Track number/Position in set)               '12/20'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Yenkowitz & Goldberg'
'TSRC' (ISRC (international standard recording code))  'DEU240307138'
'TXXX:ASIN'                                         'B0002KP5VM'
'TXXX:Artists'                                      'Yenkowitz & Goldberg'
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'TXXX:CATALOGNUMBER'                                '222047'
'TXXX:LABEL'                                        'Membran International GmbH'
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========================== row from database ==========================
                                              'id'  1111343
                                            'path'  /data/Music/Bulk/00localcharacter/2004 - Yiddish Songs (Traditionals - 1911-1950)/2.12. Yoshke Fort Avek (Yenkowitz & Goldberg).mp3
                                         'working'  None
                                         'bitrate'  138
                                    'duration_sec'  200
                                           'genre'  loc-style-gypsy or balkan or klezmer
                                        'filesize'  3481673
                                           'mtime'  1643982346
                                   'redo_metaread'  0
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                                      'tag_artist'  Yenkowitz & Goldberg
                                     'tag_release'  Yiddish Songs: Traditionals (1911-1950)
                                       'tag_title'  Yoshke Fort Avek
                                             'bpm'  106.0
                                    'search_title'  'avek':3 'fort':2 'yoshke':1
                                   'search_artist'  'goldberg':2 'yenkowitz':1
                                  'search_release'  '1911':5 '19111950':7 '1950':6 'songs':2,3 'traditionals':4 'yiddish':1
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                                    'tag_tracknum'  12
                                      'num_images'  1
                                             'key'  5B
                                           'quals'  ['Q-BUSY-2', 'Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-2', 'Q-LOCALNESS-3', 'Q-HHRNBTT-1', 'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-grit-2', 'q-play-2', 'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-1']
                                      'lastfmtags'  ['klezmer', 'jewish', 'yiddish']
                                        'tag_date'  1930
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1643982346.4116914  (2022-02-04 14:45:46)
                             'size'  3481673