======================== unified (from filesystem) ========================
                                         'bitrate'  '96.0'
                                        'duration'  '408'
                                          '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 & Mary and the Devil'
                                           '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'  '28'
                                      'tracktotal'  '28'
                                            'date'  '1966'
                                        'comments'  ''
                                           'genre'  'prerock-jb-blues'
                                             'bpm'  '101.1'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 000002F2 00000000 00001CA2 00000000 0005FE49 00000000 000065EC 00000000 '
 '00010ABC 00000000')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000720 000000000112B5D0 00000000 004AB8FB 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))                     '101.1'
'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 & Mary and the Devil'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Janie Hunter'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '28/28'
'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'                        '+1.40 dB'
'TXXX:replaygain_track_peak'                        '0.482314'

========================== row from database ==========================
                                              'id'  1369109
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/1963 - the moving star hall singers - (negro spiritual)/28. janie hunter - jack & mary and the devil.mp3
                                         'working'  None
                                         'bitrate'  96
                                    'duration_sec'  408
                                           'genre'  prerock-jb-blues
                                        'filesize'  4901887
                                           'mtime'  1620402192
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 1963 moving star hall singers (negro spiritual) 28. janie hunter jack mary devil 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 & Mary and the Devil
                                             'bpm'  101.1
                                    'search_title'  'and':3 'devil':5 'jack':1 'mary':2 'the':4
                                   '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'  '1963':5 '28':14,15 'blues':23 'country':4 'devil':20 'exotica':2 'hall':8 'hunter':17 'jack':18 'janie':16 'jazz':1 'jb':22 'mary':19 'moving':6 'negro':10,11 'oldies':3 'prerock':21 'singers':9 'spiritual':12,13 'star':7
                                    'search_combo'  '1963':37 '28':46,47 'and':3A,19C 'been':8C 'blues':55 'carolina':32C 'children':20C 'childrens':22C 'country':36 'devil':5A,52 'exotica':34 'folk':17C 'from':24C 'games':23C 'hall':40 'hunter':7B,49 'in':9C 'island':28C,29C 'jack':1A,50 'janie':6B,48 'jazz':33 'jb':54 'john':25C 'johns':27C 'long':13C,14C 'mary':2A,51 'moving':38 'negro':42,43 'oldies':35 'prerock':53 's':21C,26C,30C,31C 'singers':41 'so':12C 'spiritual':44,45 'spirituals':15C,16C 'star':39 'storm':11C 'tales':18C 'the':4A,10C
                                    'tag_tracknum'  28
                                      'num_images'  0
                                             'key'  6A
                                           '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'  1620402191.6583028  (2021-05-07 17:43:11)
                             'size'  4901887