======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '171'
                                          'artist'  'Ethel Merman'
                                     'text_people'  ''
                                         'release'  'Ethel Merman, Lyda Roberti & Mae West (1932-1935)'
                                           'title'  "You're The Top"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['female vocalists', 'showtunes', 'musical theater', 'female', 'broadway', "
 "'title is a full sentence']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '1935'
                                        'comments'  ''
                                           'genre'  'prerock-showtunes'
                                             'bpm'  '84.667'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'Debuted 11/22/34+ and peaked at #4 on Various Charts. Source: Pop Memories'
'COMM:ID3v1 Comment:XXX'                            'Debuted 11/22/34+ and peaked'
'TALB' (Album/Movie/Show title)                     'Ethel Merman, Lyda Roberti & Mae West (1932-1935)'
'TBPM' (BPM (beats per minute))                     '84.667'
'TCON' (Content type, a.k.a. Genre)                 'prerock-showtunes'
'TDRC' (Recording time)                             '1935'
'TENC' (Encoded by)                                 'iTunes v2.0.4'
'TIT2' (Title/songname/content description)         "You're The Top"
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Ethel Merman'
'TRCK' (Track number/Position in set)               '5'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['female vocalists',
 'showtunes',
 'musical theater',
 'female',
 'broadway',
 'title is a full sentence']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'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'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.85 dB'
'TXXX:replaygain_track_peak'                        '0.677417'

========================== row from database ==========================
                                              'id'  1499097
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1934/You_re the top - Ethel Merman (accompanied by Johnny Green_s orchestra).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  171
                                           'genre'  prerock-showtunes
                                        'filesize'  4119954
                                           'mtime'  1621703177
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1934 You_re top (accompanied by Johnny Green_s orchestra) prerock showtunes
                                      'tag_artist'  Ethel Merman
                                     'tag_release'  Ethel Merman, Lyda Roberti & Mae West (1932-1935)
                                       'tag_title'  You're The Top
                                             'bpm'  84.667
                                    'search_title'  're':2 'the':4 'top':5 'you':1 'youre':3
                                   'search_artist'  'ethel':1 'merman':2
                                  'search_release'  '1932':8 '19321935':10 '1935':9 'ethel':1 'lyda':4 'mae':6 'merman':2,3 'roberti':5 'west':7
                                     'search_rest'  '00oldiepop':5 '1934':6 'accompanied':10,11 'by':12 'country':4 'exotica':2 'green':14 'jazz':1 'johnny':13 'oldies':3 'orchestra':16,17 'prerock':18 're':8 's':15 'showtunes':19 'top':9 'you':7
                                    'search_combo'  '00oldiepop':22 '1932':15C '19321935':17C '1934':23 '1935':16C 'accompanied':27,28 'by':29 'country':21 'ethel':6B,8C 'exotica':19 'green':31 'jazz':18 'johnny':30 'lyda':11C 'mae':13C 'merman':7B,9C,10C 'oldies':20 'orchestra':33,34 'prerock':35 're':2A,25 'roberti':12C 's':32 'showtunes':36 'the':4A 'top':5A,26 'west':14C 'you':1A,24 'youre':3A
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['female vocalists', 'showtunes', 'musical theater', 'female', 'broadway', 'title is a full sentence']
                                        'tag_date'  1935
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621703177.3299801  (2021-05-22 19:06:17)
                             'size'  4119954