======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '186'
                                          'artist'  'The Gladiators'
                                     'text_people'  'Albert Griffiths'
                                         'release'  'Reggae Singles'
                                           'title'  'Freedom Train                       kuky3'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-HHRNBTT-2', 'Q-OLDST-2', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['reggae', 'jamaica', 'dub', '2giveme5', 'roots reggae', 'roots']"
                                     'discogstags'  "['reggae']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
                                             'bpm'  '101.107'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:\x04\x0c\x00\x00'                PRIV(owner='AverageLevel', data=b'\x04\x0c\x00\x00')
'PRIV:PeakValue:\x12u\x00\x00'                      PRIV(owner='PeakValue', data=b'\x12u\x00\x00')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
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'TALB' (Album/Movie/Show title)                     'Reggae Singles'
'TBPM' (BPM (beats per minute))                     '101.107'
'TCOM' (Composer)                                   'Albert Griffiths'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
'TENC' (Encoded by)                                 'kuky3'
'TIT2' (Title/songname/content description)         'Freedom Train                       kuky3'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Gladiators'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'reggae'
'TXXX:lastfmtags'                                   ['reggae', 'jamaica', 'dub', '2giveme5', 'roots reggae', 'roots']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.24 dB'
'TXXX:replaygain_track_peak'                        '0.914643'

========================== row from database ==========================
                                              'id'  985536
                                            'path'  /data/Music/Bulk/00localcharacter/reggae singles/The Gladiators - Freedom Train [CA-80B] kuky3.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  186
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-roots and reggae
                                        'filesize'  2992000
                                           'mtime'  1620524050
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter reggae singles [CA 80B] loc style reggae dub ska dancehall dub roots and reggae
                                      'tag_artist'  The Gladiators
                                     'tag_release'  Reggae Singles
                                       'tag_title'  Freedom Train                       kuky3
                                             'bpm'  101.107
                                    'search_title'  'freedom':1 'kuky3':3 'train':2
                                   'search_artist'  'gladiators':2 'the':1
                                  'search_release'  'reggae':1 'singles':2
                                     'search_rest'  '80b':5,6 'and':13 'ca':3,4 'dancehall':11 'dub':9 'loc':7 'reggae':1 'roots':12 'singles':2 'ska':10 'style':8
                                    'search_combo'  '80b':12,13 'and':20 'ca':10,11 'dancehall':18 'dub':16 'freedom':1A 'gladiators':5B 'kuky3':3A 'loc':14 'reggae':6C,8 'roots':19 'singles':7C,9 'ska':17 'style':15 'the':4B 'train':2A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['reggae', 'jamaica', 'dub', '2giveme5', 'roots reggae', 'roots']
                                        'tag_date'  
                                     'discogstags'  ['reggae']

============================== file details ==============================
                                           'mtime'  1620524049.5641623  (2021-05-09 03:34:09)
                             'size'  2992000