======================== unified (from filesystem) ========================
                                         'bitrate'  '175.041'
                                        'duration'  '164'
                                          'artist'  "Abe Ellstein's Orchestra"
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                                         'release'  'Yiddish Songs: Traditionals (1911-1950)'
                                           'title'  'Second Avenue Square Dance'
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                                     'tracknumber'  '15'
                                      'tracktotal'  '20'
                                            'date'  '1930'
                                        'comments'  ''
                                           'genre'  'loc-style-gypsy or balkan or klezmer;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '118'
                                             'key'  '8B'
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======================== rawer (from filesystem) ========================

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'TBPM' (BPM (beats per minute))                     '118'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 ['loc-style-gypsy or balkan or klezmer', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDOR' (Original release time)                      '2004'
'TDRC' (Recording time)                             '1930'
'TIT2' (Title/songname/content description)         'Second Avenue Square Dance'
'TKEY' (Initial key)                                '8B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               "Abe Ellstein's Orchestra"
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '2/4'
'TPUB' (Publisher)                                  'Documents'
'TRCK' (Track number/Position in set)               '15/20'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Ellstein, Abe, Orchestra'
'TSRC' (ISRC (international standard recording code))  'DEU240307141'
'TXXX:ASIN'                                         'B0002KP5VM'
'TXXX:Artists'                                      "Abe Ellstein's Orchestra"
'TXXX:BARCODE'                                      '4011222220479'
'TXXX:CATALOGNUMBER'                                '222047'
'TXXX:LABEL'                                        'Membran International GmbH'
'TXXX:MEDIA'                                        'CD'
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'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:originalyear'                                 '2004'
'TXXX:q-bass'                                       '3'
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'TXXX:q-drums'                                      '2'
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                                              'id'  1503710
                                            'path'  /data/Music/Bulk/00localcharacter/2004 - Yiddish Songs (Traditionals - 1911-1950)/2.15. Second Avenue Square Dance (Abe Ellstein_s Orchestra).mp3
                                         'working'  None
                                         'bitrate'  175
                                    'duration_sec'  164
                                           'genre'  loc-style-gypsy or balkan or klezmer;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  3625138
                                           'mtime'  1620522880
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 2004 (Traditionals 2.15. (Abe Ellstein_s Orchestra) loc style gypsy or balkan or klezmer;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Abe Ellstein's Orchestra
                                     'tag_release'  Yiddish Songs: Traditionals (1911-1950)
                                       'tag_title'  Second Avenue Square Dance
                                             'bpm'  118.0
                                    'search_title'  'avenue':2 'dance':4 'second':1 'square':3
                                   'search_artist'  'abe':1 'ellstein':2 'ellsteins':4 'orchestra':5 's':3
                                  'search_release'  '1911':5 '19111950':7 '1950':6 'songs':2,3 'traditionals':4 'yiddish':1
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                                    'search_combo'  '15':21 '1911':14C '19111950':16C '1950':15C '2':20 '2004':17 '215':22 'abe':5B,23,24 'avenue':2A 'balkan':33 'dance':4A 'ellstein':6B,25 'ellsteins':8B 'gypsy':31 'klezmer':34,36 'loc':29 'mor':43 'or':32 'orchestra':9B,27,28 'pl':38 's':7B,26 'second':1A 'set':35,37,40,42 'shirleyspinoza':39,41 'songs':11C,12C 'square':3A 'style':30 'traditionals':13C,18,19 'yiddish':10C
                                    'tag_tracknum'  15
                                      'num_images'  1
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-1', 'q-drums-2', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1930
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620522879.6407206  (2021-05-09 03:14:39)
                             'size'  3625138