======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '206'
                                          'artist'  'Sid Bucknor'
                                     'text_people'  ''
                                         'release'  'Dub Sensation'
                                           'title'  'NO TITLES LISTED'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                     'discogstags'  "['reggae', 'dub']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '1976'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
                                             'bpm'  '103.3'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:{\x07\x00\x00'                   PRIV(owner='AverageLevel', data=b'{\x07\x00\x00')
'PRIV:PeakValue:¡G\x00\x00'                         PRIV(owner='PeakValue', data=b'\xa1G\x00\x00')
'TALB' (Album/Movie/Show title)                     'Dub Sensation'
'TBPM' (BPM (beats per minute))                     '103.3'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
'TDOR' (Original release time)                      '1976'
'TDRC' (Recording time)                             '1976'
'TIT2' (Title/songname/content description)         'NO TITLES LISTED'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Sid Bucknor'
'TRCK' (Track number/Position in set)               '3'
'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', 'dub']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+4.56 dB'
'TXXX:replaygain_track_peak'                        '0.464239'

========================== row from database ==========================
                                              'id'  1382863
                                            'path'  /data/Music/Bulk/00localcharacter/00reggae-dub/Sid Bucknor ‎- Dub Sensation (76)/a3 no titles listed.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  206
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-roots and reggae
                                        'filesize'  8263180
                                           'mtime'  1620522256
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00reggae dub ‎ (76) a3 titles listed loc style reggae dub ska dancehall dub roots and reggae
                                      'tag_artist'  Sid Bucknor
                                     'tag_release'  Dub Sensation
                                       'tag_title'  NO TITLES LISTED
                                             'bpm'  103.3
                                    'search_title'  'listed':3 'no':1 'titles':2
                                   'search_artist'  'bucknor':2 'sid':1
                                  'search_release'  'dub':1 'sensation':2
                                     'search_rest'  '00reggae':1 '76':3,4 'a3':5 'and':14 'dancehall':12 'dub':2 'listed':7 'loc':8 'reggae':10 'roots':13 'ska':11 'style':9 'titles':6
                                    'search_combo'  '00reggae':8 '76':10,11 'a3':12 'and':21 'bucknor':5B 'dancehall':19 'dub':6C,9 'listed':3A,14 'loc':15 'no':1A 'reggae':17 'roots':20 'sensation':7C 'sid':4B 'ska':18 'style':16 'titles':2A,13
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1976
                                     'discogstags'  ['reggae', 'dub']

============================== file details ==============================
                                           'mtime'  1620522255.6900115  (2021-05-09 03:04:15)
                             'size'  8263180