======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '166'
                                          'artist'  'Al & The Vibrators'
                                     'text_people'  ''
                                         'release'  'Reggae Singles'
                                           'title'  "Angel Why Don't You Do Right           kuky3"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-HHRNBTT-1', '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-2', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['all', 'rocksteady', 'test', 'lekker ska']"
                                     'discogstags'  "['reggae']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '1969'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
                                             'bpm'  '103.695'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:Ï\x15\x00\x00'                   PRIV(owner='AverageLevel', data=b'\xcf\x15\x00\x00')
'PRIV:PeakValue:\x94~\x00\x00'                      PRIV(owner='PeakValue', data=b'\x94~\x00\x00')
'TALB' (Album/Movie/Show title)                     'Reggae Singles'
'TBPM' (BPM (beats per minute))                     '103.695'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
'TDRC' (Recording time)                             '1969'
'TIT2' (Title/songname/content description)         "Angel Why Don't You Do Right           kuky3"
'TKEY' (Initial key)                                '10A'
'TLEN' (Length)                                     '166609'
'TMED' (Media type)                                 'DIG'
'TPE1' (Lead performer(s)/Soloist(s))               'Al & The Vibrators'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '4'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'reggae'
'TXXX:lastfmtags'                                   ['all', 'rocksteady', 'test', 'lekker ska']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.69 dB'
'TXXX:replaygain_track_peak'                        '0.699281'

========================== row from database ==========================
                                              'id'  985563
                                            'path'  /data/Music/Bulk/00localcharacter/reggae singles/the piper (vibrators) - angel [dynamite-855a] kuky3 .mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  166
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-roots and reggae
                                        'filesize'  4001251
                                           'mtime'  1620524233
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter reggae singles the piper (vibrators) angel [dynamite 855a] loc style reggae dub ska dancehall dub roots and reggae
                                      'tag_artist'  Al & The Vibrators
                                     'tag_release'  Reggae Singles
                                       'tag_title'  Angel Why Don't You Do Right           kuky3
                                             'bpm'  103.695
                                    'search_title'  'angel':1 'do':7 'don':3 'dont':5 'kuky3':9 'right':8 't':4 'why':2 'you':6
                                   'search_artist'  'al':1 'the':2 'vibrators':3
                                  'search_release'  'reggae':1 'singles':2
                                     'search_rest'  '855a':10,11 'and':18 'angel':7 'dancehall':16 'dub':14 'dynamite':8,9 'loc':12 'piper':4 'reggae':1 'roots':17 'singles':2 'ska':15 'style':13 'the':3 'vibrators':5,6
                                    'search_combo'  '855a':24,25 'al':10B 'and':32 'angel':1A,21 'dancehall':30 'do':7A 'don':3A 'dont':5A 'dub':28 'dynamite':22,23 'kuky3':9A 'loc':26 'piper':18 'reggae':13C,15 'right':8A 'roots':31 'singles':14C,16 'ska':29 'style':27 't':4A 'the':11B,17 'vibrators':12B,19,20 'why':2A 'you':6A
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', '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-2', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['all', 'rocksteady', 'test', 'lekker ska']
                                        'tag_date'  1969
                                     'discogstags'  ['reggae']

============================== file details ==============================
                                           'mtime'  1620524233.1525042  (2021-05-09 03:37:13)
                             'size'  4001251