======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '158'
                                          'artist'  'Rev. Robert Wilkins'
                                     'text_people'  ''
                                         'release'  'Memphis Gospel Singer'
                                           'title'  "I'm Going Home to My Heavenly King"
                                           '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-3', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['all']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'prerock-jb-blues'
                                             'bpm'  '119.829'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Memphis Gospel Singer'
'TBPM' (BPM (beats per minute))                     '119.829'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-blues'
'TIT2' (Title/songname/content description)         "I'm Going Home to My Heavenly King"
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Rev. Robert Wilkins'
'TRCK' (Track number/Position in set)               '8'
'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'                                   'all'
'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'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.45 dB'
'TXXX:replaygain_track_peak'                        '0.540704'

========================== row from database ==========================
                                              'id'  1515024
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Rev. Robert Wilkins Memphis Gospel Singer(blues)(mp3@320)[rogercc][h33t]/08. I_m Going Home to My Heavenly King.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  158
                                           'genre'  prerock-jb-blues
                                        'filesize'  6337320
                                           'mtime'  1620402509
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Singer(blues)(mp3@320)[rogercc][h33t] 08. I_m prerock jb blues
                                      'tag_artist'  Rev. Robert Wilkins
                                     'tag_release'  Memphis Gospel Singer
                                       'tag_title'  I'm Going Home to My Heavenly King
                                             'bpm'  119.829
                                    'search_title'  'going':4 'heavenly':8 'home':5 'i':1 'im':3 'king':9 'm':2 'my':7 'to':6
                                   'search_artist'  'rev':1,2 'robert':3 'wilkins':4
                                  'search_release'  'gospel':2 'memphis':1 'singer':3
                                     'search_rest'  '08':13,14 '320':8 '320rogercch33t':12 'blues':6,19 'country':4 'exotica':2 'h33t':10 'i':15 'jazz':1 'jb':18 'm':16 'mp3':7 'oldies':3 'prerock':17 'rogercc':9 'singer':5 'singerbluesmp3':11
                                    'search_combo'  '08':29,30 '320':24 '320rogercch33t':28 'blues':22,35 'country':20 'exotica':18 'going':4A 'gospel':15C 'h33t':26 'heavenly':8A 'home':5A 'i':1A,31 'im':3A 'jazz':17 'jb':34 'king':9A 'm':2A,32 'memphis':14C 'mp3':23 'my':7A 'oldies':19 'prerock':33 'rev':10B,11B 'robert':12B 'rogercc':25 'singer':16C,21 'singerbluesmp3':27 'to':6A 'wilkins':13B
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['all']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620402509.1715574  (2021-05-07 17:48:29)
                             'size'  6337320