======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '176'
                                          'artist'  'The Swinging Blue Jeans'
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                                           'title'  "Ol' Man Mose"
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                                      'lastfmtags'  "['rock and roll', 'british', 'oldies', '60s', 'merseybeat']"
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  '31'
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'rock-pop-early-rocknroll'
                                             'bpm'  '108.008'
                                             'key'  '8A'
                                        'acoustid'  'af68b242-9e9a-4e58-acf0-b64bac7b7688'
rest: ''

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

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'TDOR' (Original release time)                      '1998'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         "Ol' Man Mose"
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'The Swinging Blue Jeans'
'TPE2' (Band/orchestra/accompaniment)               'The Swinging Blue Jeans'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Rock in Beat Records'
'TRCK' (Track number/Position in set)               '16/31'
'TSO2'                                              'Swinging Blue Jeans, The'
'TSOP' (Performer sort order)                       'Swinging Blue Jeans, The'
'TXXX:Acoustid Id'                                  'af68b242-9e9a-4e58-acf0-b64bac7b7688'
'TXXX:Artists'                                      'The Swinging Blue Jeans'
'TXXX:CATALOGNUMBER'                                'RB 030'
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'TXXX:MusicBrainz Album Id'                         '79f1c350-581b-49b6-bd4d-dac597126c82'
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'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
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'TXXX:MusicBrainz Release Group Id'                 '06bc50fa-d690-4179-8acf-46a92bcdbff2'
'TXXX:MusicBrainz Release Track Id'                 '50457df0-4e63-4e99-a8f9-2f61a2e8345c'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['beat', 'rock', 'pop']
'TXXX:lastfmtags'                                   ['rock and roll', 'british', 'oldies', '60s', 'merseybeat']
'TXXX:originalyear'                                 '1998'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.93 dB'
'TXXX:replaygain_track_peak'                        '0.298500'
'TXXX:tracknum'                                     '16'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'6fcbde04-3fa8-4eca-bb80-d12c1354ccee')

========================== row from database ==========================
                                              'id'  1534273
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/the swinging blue jeans - don_t make me over/16 Ol man mose.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  176
                                           'genre'  rock-pop-early-rocknroll
                                        'filesize'  4323554
                                           'mtime'  1621852607
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country the swinging blue jeans don_t make me over 16 man mose rock pop early rocknroll
                                      'tag_artist'  The Swinging Blue Jeans
                                     'tag_release'  Don't Make Me Over
                                       'tag_title'  Ol' Man Mose
                                             'bpm'  108.008
                                    'search_title'  'man':3 'mose':4 'ol':1,2
                                   'search_artist'  'blue':3 'jeans':4 'swinging':2 'the':1
                                  'search_release'  'don':1 'dont':3 'make':4 'me':5 'over':6 't':2
                                     'search_rest'  'blue':7 'country':4 'don':9 'early':18 'exotica':2 'jazz':1 'jeans':8 'make':11 'man':14 'me':12 'mose':15 'oldies':3 'over':13 'pop':17 'rock':16 'rocknroll':19 'swinging':6 't':10 'the':5
                                    'search_combo'  'blue':7B,21 'country':18 'don':9C,23 'dont':11C 'early':32 'exotica':16 'jazz':15 'jeans':8B,22 'make':12C,25 'man':3A,28 'me':13C,26 'mose':4A,29 'ol':1A,2A 'oldies':17 'over':14C,27 'pop':31 'rock':30 'rocknroll':33 'swinging':6B,20 't':10C,24 'the':5B,19
                                    'tag_tracknum'  16
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['rock and roll', 'british', 'oldies', '60s', 'merseybeat']
                                        'tag_date'  1998
                                     'discogstags'  ['beat', 'rock', 'pop']

============================== file details ==============================
                                           'mtime'  1621852607.0572138  (2021-05-24 12:36:47)
                             'size'  4323554