======================== unified (from filesystem) ========================
                                         'bitrate'  '96.0'
                                        'duration'  '136'
                                          'artist'  'The Moving Star Hall Singers'
                                     'text_people'  ''
                                         'release'  ("Been in the Storm so Long: Spirituals, Folk Tales and Children's Games from "
 "John's Island, S. Carolina")
                                           'title'  'Ask the Watchman How Long'
                                           '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-2', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['good ol stompin', 'gospel', 'under two minutes']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '28'
                                            'date'  '1966'
                                        'comments'  ''
                                           'genre'  'prerock-jb-blues;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '145.8'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

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 '0002008D 00000000')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000AEC 00000000005BD004 00000000 0018F563 00000000 '
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'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))                     '145.8'
'TCON' (Content type, a.k.a. Genre)                 ['prerock-jb-blues', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '1966'
'TENC' (Encoded by)                                 'iTunes 10.6.3'
'TIT2' (Title/songname/content description)         'Ask the Watchman How Long'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Moving Star Hall Singers'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '3/28'
'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'                                   ['good ol stompin', 'gospel', 'under two minutes']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'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'                        '+1.89 dB'
'TXXX:replaygain_track_peak'                        '0.522115'

========================== row from database ==========================
                                              'id'  1381126
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/1963 - the moving star hall singers - (negro spiritual)/03. the moving star hall singers - ask the watchman how long.mp3
                                         'working'  None
                                         'bitrate'  96
                                    'duration_sec'  136
                                           'genre'  prerock-jb-blues;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  1640566
                                           'mtime'  1620346024
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 1963 moving star hall singers (negro spiritual) 03. moving star hall singers ask watchman how long prerock jb blues;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  The Moving Star Hall Singers
                                     'tag_release'  Been in the Storm so Long: Spirituals, Folk Tales and Children's Games from John's Island, S. Carolina
                                       'tag_title'  Ask the Watchman How Long
                                             'bpm'  145.8
                                    'search_title'  'ask':1 'how':4 'long':5 'the':2 'watchman':3
                                   'search_artist'  'hall':4 'moving':2 'singers':5 'star':3 'the':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'  '03':14,15 '1963':5 'ask':16 'blues':22,24 'country':4 'exotica':2 'hall':8 'how':18 'jazz':1 'jb':21 'long':19 'mor':31 'moving':6 'negro':10,11 'oldies':3 'pl':26 'prerock':20 'set':23,25,28,30 'shirleyspinoza':27,29 'singers':9 'spiritual':12,13 'star':7 'watchman':17
                                    'search_combo'  '03':49,50 '1963':40 'and':22C 'ask':1A,51 'been':11C 'blues':57,59 'carolina':35C 'children':23C 'childrens':25C 'country':39 'exotica':37 'folk':20C 'from':27C 'games':26C 'hall':9B,43 'how':4A,53 'in':12C 'island':31C,32C 'jazz':36 'jb':56 'john':28C 'johns':30C 'long':5A,16C,17C,54 'mor':66 'moving':7B,41 'negro':45,46 'oldies':38 'pl':61 'prerock':55 's':24C,29C,33C,34C 'set':58,60,63,65 'shirleyspinoza':62,64 'singers':10B,44 'so':15C 'spiritual':47,48 'spirituals':18C,19C 'star':8B,42 'storm':14C 'tales':21C 'the':2A,6B,13C 'watchman':3A,52
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  4A
                                           '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-2', 'q-syn-1', 'q-chart-1', 'q-other-1', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['good ol stompin', 'gospel', 'under two minutes']
                                        'tag_date'  1966
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620346024.3211827  (2021-05-07 02:07:04)
                             'size'  1640566