======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '148'
                                          'artist'  'little joe and the moroccos'
                                     'text_people'  ''
                                         'release'  'Golden Era of Doowops Lu Pine Records'
                                           'title'  'trouble in the candy shop'
                                           'quals'  ("['Q-OLDST-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
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                             'musicbrainz_albumid'  ''
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                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '21'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'set-th-candy'
                                             'bpm'  '133.844'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Golden Era of Doowops Lu Pine Records'
'TBPM' (BPM (beats per minute))                     '133.844'
'TCON' (Content type, a.k.a. Genre)                 'set-th-candy'
'TIT2' (Title/songname/content description)         'trouble in the candy shop'
'TKEY' (Initial key)                                '6A'
'TLEN' (Length)                                     '148401'
'TPE1' (Lead performer(s)/Soloist(s))               'little joe and the moroccos'
'TRCK' (Track number/Position in set)               '21'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.01 dB'
'TXXX:replaygain_track_peak'                        '0.387691'

========================== row from database ==========================
                                              'id'  735954
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/sweets/Little Joe & The Moroccos - Trouble In The Candy Shop1.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  148
                                           'genre'  set-th-candy
                                        'filesize'  2970081
                                           'mtime'  1620343119
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country sweets Little Joe & The Moroccos Trouble In The Candy Shop1 set
                                      'tag_artist'  little joe and the moroccos
                                     'tag_release'  Golden Era of Doowops Lu Pine Records
                                       'tag_title'  trouble in the candy shop
                                             'bpm'  133.844
                                    'search_title'  'candy':4 'in':2 'shop':5 'the':3 'trouble':1
                                   'search_artist'  'and':3 'joe':2 'little':1 'moroccos':5 'the':4
                                  'search_release'  'doowops':4 'era':2 'golden':1 'lu':5 'of':3 'pine':6 'records':7
                                     'search_rest'  'candy':12 'country':4 'exotica':2 'in':11 'jazz':1 'joe':7 'little':6 'moroccos':9 'oldies':3 'set':14 'shop1':13 'sweets':5 'the':8 'trouble':10
                                    'search_combo'  'and':8B 'candy':4A,29 'country':21 'doowops':14C 'era':12C 'exotica':19 'golden':11C 'in':2A,28 'jazz':18 'joe':7B,24 'little':6B,23 'lu':15C 'moroccos':10B,26 'of':13C 'oldies':20 'pine':16C 'records':17C 'set':31 'shop':5A 'shop1':30 'sweets':22 'the':3A,9B,25 'trouble':1A,27
                                    'tag_tracknum'  21
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-1', 'q-chart-2', 'q-other-4', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620343118.9418716  (2021-05-07 01:18:38)
                             'size'  2970081