======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '299'
                                          'artist'  'Ahmad Jamal'
                                     'text_people'  'Ahmad Jamal'
                                         'release'  'The Essence, Part III - Nature'
                                           'title'  "Devil's In My Den"
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-JZFKS-3', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'Q-PIANO-3', 'q-chart-3', 'q-drums-2', 'q-other-3', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                     'discogstags'  "['jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '04'
                                      'tracktotal'  ''
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-bebop or cool or beat'
                                             'bpm'  '143.213'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

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'PRIV:ZuneAlbumMediaID:\x00µÇ\x03\x00\x01Û\x11\x89Ê\x00\x19¹*93'  PRIV(owner='ZuneAlbumMediaID', data=b'\x00\xb5\xc7\x03\x00\x01\xdb\x11\x89\xca\x00\x19\xb9*93')
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'TALB' (Album/Movie/Show title)                     'The Essence, Part III - Nature'
'TBPM' (BPM (beats per minute))                     '143.213'
'TCOM' (Composer)                                   'Ahmad Jamal'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-bebop or cool or beat'
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         "Devil's In My Den"
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ahmad Jamal'
'TPE2' (Band/orchestra/accompaniment)               'Ahmad Jamal'
'TRCK' (Track number/Position in set)               '04'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PIANO'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'jazz'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.24 dB'
'TXXX:replaygain_track_peak'                        '0.416099'

========================== row from database ==========================
                                              'id'  1517398
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00jazzes/Ahmad Jamal (Complete Discography)/Ahmad Jamal - (The Essence, Part III - Nature) - 04 - Devil_s In My Den.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  299
                                           'genre'  prerock-jb-jazz-bebop or cool or beat
                                        'filesize'  12071481
                                           'mtime'  1620523947
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00jazzes (Complete Discography) (The Nature) 04 Devil_s prerock jb jazz bebop or cool or beat
                                      'tag_artist'  Ahmad Jamal
                                     'tag_release'  The Essence, Part III - Nature
                                       'tag_title'  Devil's In My Den
                                             'bpm'  143.213
                                    'search_title'  'den':6 'devil':1 'devils':3 'in':4 'my':5 's':2
                                   'search_artist'  'ahmad':1 'jamal':2
                                  'search_release'  'essence':2,3 'iii':5 'nature':6 'part':4 'the':1
                                     'search_rest'  '00jazzes':5 'beat':21 'bebop':18 'complete':6,7 'cool':20 'country':4 'devil':14 'discography':8,9 'exotica':2 'jazz':1 'jb':17 'nature':12,13 'oldies':3 'or':19 'prerock':16 's':15 'the':10,11
                                    'search_combo'  '00jazzes':19 'ahmad':7B 'beat':35 'bebop':32 'complete':20,21 'cool':34 'country':18 'den':6A 'devil':1A,28 'devils':3A 'discography':22,23 'essence':10C,11C 'exotica':16 'iii':13C 'in':4A 'jamal':8B 'jazz':15 'jb':31 'my':5A 'nature':14C,26,27 'oldies':17 'or':33 'part':12C 'prerock':30 's':2A,29 'the':9C,24,25
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-mixbeat-1', 'Q-PIANO-3', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-2', 'q-syn-1', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1997
                                     'discogstags'  ['jazz']

============================== file details ==============================
                                           'mtime'  1620523947.1688051  (2021-05-09 03:32:27)
                             'size'  12071481