======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '182'
                                          'artist'  'Googie Rene'
                                     'text_people'  ''
                                         'release'  'Romesville'
                                           'title'  "Caesar's Pad"
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-2', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['united states', 'drjazzmrfunkmusic', 'jazz', 'soul', 'funk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '1959'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '143.314'
                                             'key'  '3B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Romesville'
'TBPM' (BPM (beats per minute))                     '143.314'
'TCON' (Content type, a.k.a. Genre)                 ['prerock-jb-jazz-unsorted', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '1959'
'TIT2' (Title/songname/content description)         "Caesar's Pad"
'TKEY' (Initial key)                                '3B'
'TPE1' (Lead performer(s)/Soloist(s))               'Googie Rene'
'TRCK' (Track number/Position in set)               '6'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['united states', 'drjazzmrfunkmusic', 'jazz', 'soul', 'funk']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.27 dB'
'TXXX:replaygain_track_peak'                        '0.537456'

========================== row from database ==========================
                                              'id'  761792
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/googie rene combo - presents romesville (class 1959)/06 caesars pad.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  182
                                           'genre'  prerock-jb-jazz-unsorted;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  2921409
                                           'mtime'  1620537476
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country googie rene combo presents romesville (class 1959) 06 caesars pad prerock jb jazz unsorted;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Googie Rene
                                     'tag_release'  Romesville
                                       'tag_title'  Caesar's Pad
                                             'bpm'  143.314
                                    'search_title'  'caesar':1 'caesars':3 'pad':4 's':2
                                   'search_artist'  'googie':1 'rene':2
                                  'search_release'  'romesville':1
                                     'search_rest'  '1959':12,13 'caesars':14 'class':10,11 'combo':7 'country':4 'exotica':2 'googie':5 'jazz':1 'jb':17 'mor':27 'oldies':3 'pad':15 'pl':22 'prerock':16 'presents':8 'rene':6 'romesville':9 'set':19,21,24,26 'shirleyspinoza':23,25 'unsorted':18,20
                                    'search_combo'  '1959':19,20 'caesar':1A 'caesars':3A,21 'class':17,18 'combo':14 'country':11 'exotica':9 'googie':5B,12 'jazz':8 'jb':24 'mor':34 'oldies':10 'pad':4A,22 'pl':29 'prerock':23 'presents':15 'rene':6B,13 'romesville':7C,16 's':2A 'set':26,28,31,33 'shirleyspinoza':30,32 'unsorted':25,27
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  3B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-2', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-2', 'q-grit-1']
                                      'lastfmtags'  ['united states', 'drjazzmrfunkmusic', 'jazz', 'soul', 'funk']
                                        'tag_date'  1959
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620537476.1804197  (2021-05-09 07:17:56)
                             'size'  2921409