======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '169'
                                          'artist'  'Ahmad Jamal'
                                     'text_people'  'Oscar Hammerstein II/Richard Rodgers'
                                         'release'  'The Legendary Okeh & Epic Sessions'
                                           'title'  'The Surrey With The Fringe On Top'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-JZFKS-3', 'Q-UNU-1', 'Q-HHRNBTT-1', "
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 "'Q-PIANO-3', 'q-chart-3', 'q-drums-1', 'q-other-3', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                     'discogstags'  "['jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  ''
                                            'date'  '1951'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-bebop or cool or beat'
                                             'bpm'  '111.763'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'The Legendary Okeh & Epic Sessions'
'TBPM' (BPM (beats per minute))                     '111.763'
'TCOM' (Composer)                                   'Oscar Hammerstein II/Richard Rodgers'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-bebop or cool or beat'
'TDRC' (Recording time)                             '1951'
'TIT2' (Title/songname/content description)         'The Surrey With The Fringe On Top'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Ahmad Jamal'
'TPE2' (Band/orchestra/accompaniment)               'Ahmad Jamal'
'TPUB' (Publisher)                                  'Epic/Legacy'
'TRCK' (Track number/Position in set)               '01'
'TXXX:ENCODEDBY'                                    'TheDadDyMan'
'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'                                       '2'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'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'                        '+1.51 dB'
'TXXX:replaygain_track_peak'                        '0.639251'

========================== row from database ==========================
                                              'id'  1106268
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00jazzes/Ahmad Jamal (Complete Discography)/Ahmad Jamal - (The Legendary Okeh & Epic Sessions) - 01 - The Surrey With The Fringe On Top.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  169
                                           'genre'  prerock-jb-jazz-bebop or cool or beat
                                        'filesize'  4111383
                                           'mtime'  1620523954
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00jazzes (Complete Discography) (The Sessions) 01 prerock jb jazz bebop or cool or beat
                                      'tag_artist'  Ahmad Jamal
                                     'tag_release'  The Legendary Okeh & Epic Sessions
                                       'tag_title'  The Surrey With The Fringe On Top
                                             'bpm'  111.763
                                    'search_title'  'fringe':4 'on':5 'surrey':2 'the':1 'top':6 'with':3
                                   'search_artist'  'ahmad':1 'jamal':2
                                  'search_release'  'epic':4 'legendary':2 'okeh':3 'sessions':5 'the':1
                                     'search_rest'  '00jazzes':5 'beat':19 'bebop':16 'complete':6,7 'cool':18 'country':4 'discography':8,9 'exotica':2 'jazz':1 'jb':15 'oldies':3 'or':17 'prerock':14 'sessions':12,13 'the':10,11
                                    'search_combo'  '00jazzes':18 'ahmad':7B 'beat':32 'bebop':29 'complete':19,20 'cool':31 'country':17 'discography':21,22 'epic':12C 'exotica':15 'fringe':4A 'jamal':8B 'jazz':14 'jb':28 'legendary':10C 'okeh':11C 'oldies':16 'on':5A 'or':30 'prerock':27 'sessions':13C,25,26 'surrey':2A 'the':1A,9C,23,24 'top':6A 'with':3A
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  8B
                                           '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-2', 'q-drums-1', 'q-syn-1', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['q-vocals-1', 'q-piano-3', 'q-mixbeat-1', 'Q-PIANO-3', 'q-play-2', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-3', 'q-other-3', 'q-bass-4', 'q-grit-2']
                                        'tag_date'  1951
                                     'discogstags'  ['jazz']

============================== file details ==============================
                                           'mtime'  1620523953.5144396  (2021-05-09 03:32:33)
                             'size'  4111383