======================== unified (from filesystem) ========================
                                         'bitrate'  '96.0'
                                        'duration'  '355'
                                          'artist'  'Janie Hunter'
                                     'text_people'  ''
                                         'release'  ("Been in the Storm so Long: Spirituals, Folk Tales and Children's Games from "
 "John's Island, S. Carolina")
                                           'title'  'Jack and Mary and the Three Dogs'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-2', 'Q-JZFKS-3', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['spirituals']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  '28'
                                            'date'  '1966'
                                        'comments'  ''
                                           'genre'  'prerock-jb-blues'
                                             'bpm'  '135.8'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 00000358 00000000 00004B03 00000000 00031EAC 00000000 00004DBA 00000000 '
 '0000ED58 00000000')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000840 0000000000EF2E30 00000000 00410E49 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'TALB' (Album/Movie/Show title)                     ("Been in the Storm so Long: Spirituals, Folk Tales and Children's Games from "
 "John's Island, S. Carolina")
'TBPM' (BPM (beats per minute))                     '135.8'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-blues'
'TDRC' (Recording time)                             '1966'
'TENC' (Encoded by)                                 'iTunes 10.6.3'
'TIT2' (Title/songname/content description)         'Jack and Mary and the Three Dogs'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Janie Hunter'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '13/28'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   'spirituals'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'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'                        '0.420642'

========================== row from database ==========================
                                              'id'  1363749
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/1963 - the moving star hall singers - (negro spiritual)/13. janie hunter - jack and mary and the three dogs.mp3
                                         'working'  None
                                         'bitrate'  96
                                    'duration_sec'  355
                                           'genre'  prerock-jb-blues
                                        'filesize'  4268372
                                           'mtime'  1620402191
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 1963 moving star hall singers (negro spiritual) 13. janie hunter jack mary three dogs prerock jb blues
                                      'tag_artist'  Janie Hunter
                                     'tag_release'  Been in the Storm so Long: Spirituals, Folk Tales and Children's Games from John's Island, S. Carolina
                                       'tag_title'  Jack and Mary and the Three Dogs
                                             'bpm'  135.8
                                    'search_title'  'and':2 'dogs':6 'jack':1 'mary':3 'the':4 'three':5
                                   'search_artist'  'hunter':2 'janie':1
                                  'search_release'  'and':12 'been':1 'carolina':25 'children':13 'childrens':15 'folk':10 'from':17 'games':16 'in':2 'island':21,22 'john':18 'johns':20 'long':6,7 's':14,19,23,24 'so':5 'spirituals':8,9 'storm':4 'tales':11 'the':3
                                     'search_rest'  '13':14,15 '1963':5 'blues':24 'country':4 'dogs':21 'exotica':2 'hall':8 'hunter':17 'jack':18 'janie':16 'jazz':1 'jb':23 'mary':19 'moving':6 'negro':10,11 'oldies':3 'prerock':22 'singers':9 'spiritual':12,13 'star':7 'three':20
                                    'search_combo'  '13':47,48 '1963':38 'and':2A,20C 'been':9C 'blues':57 'carolina':33C 'children':21C 'childrens':23C 'country':37 'dogs':6A,54 'exotica':35 'folk':18C 'from':25C 'games':24C 'hall':41 'hunter':8B,50 'in':10C 'island':29C,30C 'jack':1A,51 'janie':7B,49 'jazz':34 'jb':56 'john':26C 'johns':28C 'long':14C,15C 'mary':3A,52 'moving':39 'negro':43,44 'oldies':36 'prerock':55 's':22C,27C,31C,32C 'singers':42 'so':13C 'spiritual':45,46 'spirituals':16C,17C 'star':40 'storm':12C 'tales':19C 'the':4A,11C 'three':5A,53
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-1', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['spirituals']
                                        'tag_date'  1966
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620402191.4080417  (2021-05-07 17:43:11)
                             'size'  4268372