======================== unified (from filesystem) ========================
                                         'bitrate'  '153.222'
                                        'duration'  '172'
                                          'artist'  'Joe Hill Louis'
                                     'text_people'  ''
                                         'release'  'Acoustic Blues'
                                           'title'  "Joe's Jump"
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'q-syn-1', 'q-bass-2', 'q-busy-2', 'q-grit-2', "
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                                      'lastfmtags'  "['blues', 'memphis blues', 'one man band', 'sun records']"
                                     'discogstags'  "['blues']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '17'
                                      'tracktotal'  '25'
                                            'date'  '2012'
                                        'comments'  ''
                                           'genre'  'prerock-jb-blues'
                                             'bpm'  '86.808'
                                             'key'  '6A'
                                        'acoustid'  '4dd2f1d6-ae4a-450b-ba1c-9daad57c0131'
rest: ''

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

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'COMM:iTunes_CDDB_1:eng'                            '85114E19+332433+25+150+14874+28634+41617+53224+66861+81075+94795+108925+119831+131965+145889+162383+176517+188803+201654+212784+225730+238401+250189+265153+276189+289270+304795+318037'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '17'
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'TBPM' (BPM (beats per minute))                     '86.808'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-blues'
'TDOR' (Original release time)                      '2012'
'TDRC' (Recording time)                             '2012-09-28'
'TENC' (Encoded by)                                 'dBpoweramp Release 14.2'
'TIT2' (Title/songname/content description)         "Joe's Jump"
'TKEY' (Initial key)                                '6A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Joe Hill Louis'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '2/2'
'TPUB' (Publisher)                                  'Not Now Music'
'TRCK' (Track number/Position in set)               '17/25'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Louis, Joe Hill'
'TXXX:ASIN'                                         'B009HCBDSA'
'TXXX:Acoustid Id'                                  '4dd2f1d6-ae4a-450b-ba1c-9daad57c0131'
'TXXX:Artists'                                      'Joe Hill Louis'
'TXXX:BARCODE'                                      '5060143494697'
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'TXXX:MusicBrainz Album Id'                         '5b09ad00-ebd3-4933-a163-21505f794555'
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'TXXX:MusicBrainz Album Status'                     'official'
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'TXXX:MusicBrainz Artist Id'                        'bcec2a07-fcef-4964-9080-02472b3646a7'
'TXXX:MusicBrainz Release Group Id'                 'db2d3f7d-4bfc-4dc0-a0e9-6d302551c5f8'
'TXXX:MusicBrainz Release Track Id'                 '72614a81-1e3e-43b6-8248-6f0c73ae550b'
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'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'blues'
'TXXX:lastfmtags'                                   ['blues', 'memphis blues', 'one man band', 'sun records']
'TXXX:originalyear'                                 '2012'
'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'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.86 dB'
'TXXX:replaygain_track_peak'                        '0.354407'
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========================== row from database ==========================
                                              'id'  1501901
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/va - Raw Blues Classics Vol. 2/17 - Joe Hill Louis - Joe_s Jump.mp3
                                         'working'  None
                                         'bitrate'  153
                                    'duration_sec'  172
                                           'genre'  prerock-jb-blues
                                        'filesize'  3396945
                                           'mtime'  1620402863
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country va Raw Classics Vol. 2 17 Joe_s prerock jb blues
                                      'tag_artist'  Joe Hill Louis
                                     'tag_release'  Acoustic Blues
                                       'tag_title'  Joe's Jump
                                             'bpm'  86.808
                                    'search_title'  'joe':1 'joes':3 'jump':4 's':2
                                   'search_artist'  'hill':2 'joe':1 'louis':3
                                  'search_release'  'acoustic':1 'blues':2
                                     'search_rest'  '2':10 'blues':15 'classics':7 'country':4 'exotica':2 'jazz':1 'jb':14 'joe':11 'oldies':3 'prerock':13 'raw':6 's':12 'va':5 'vol':8,9
                                    'search_combo'  '2':19 'acoustic':8C 'blues':9C,24 'classics':16 'country':13 'exotica':11 'hill':6B 'jazz':10 'jb':23 'joe':1A,5B,20 'joes':3A 'jump':4A 'louis':7B 'oldies':12 'prerock':22 'raw':15 's':2A,21 'va':14 'vol':17,18
                                    'tag_tracknum'  17
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-3', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['blues', 'memphis blues', 'one man band', 'sun records']
                                        'tag_date'  2012
                                     'discogstags'  ['blues']

============================== file details ==============================
                                           'mtime'  1620402862.9096007  (2021-05-07 17:54:22)
                             'size'  3396945