======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '169'
                                          'artist'  'Billy Munn'
                                     'text_people'  ''
                                         'release'  'Fallout 3: The Unofficial Soundtrack'
                                           'title'  'Jazzy Interlude'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-1', 'Q-LOCALNESS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-2', 'q-busy-2', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['blues', 'jazz', 'british', 'fallout 3']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  ''
                                            'date'  '1934'
                                        'comments'  ''
                                           'genre'  'prerock-jb-unsorted'
                                             'bpm'  '95.438'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

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

'COMM:ÿþoSgn-sBDC_suot3mB:eng'                      'iriths'
'TALB' (Album/Movie/Show title)                     'Fallout 3: The Unofficial Soundtrack'
'TBPM' (BPM (beats per minute))                     '95.438'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-unsorted'
'TDOR' (Original release time)                      '1934'
'TDRC' (Recording time)                             '1934'
'TIT2' (Title/songname/content description)         'Jazzy Interlude'
'TKEY' (Initial key)                                '5B'
'TPE1' (Lead performer(s)/Soloist(s))               'Billy Munn'
'TRCK' (Track number/Position in set)               '12'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['blues', 'jazz', 'british', 'fallout 3']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '1'
'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'                        '+1.33 dB'
'TXXX:replaygain_track_peak'                        '0.430996'
'TXXX:ÿþuMisBcarni zlAub myTeps'                    'uodnrtca'

========================== row from database ==========================
                                              'id'  262008
                                            'path'  /data/Music/Bulk/0soundtrack/GNR/Billy Munn - Jazzy Interlude.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  169
                                           'genre'  prerock-jb-unsorted
                                        'filesize'  4073800
                                           'mtime'  1620541780
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack GNR prerock jb unsorted
                                      'tag_artist'  Billy Munn
                                     'tag_release'  Fallout 3: The Unofficial Soundtrack
                                       'tag_title'  Jazzy Interlude
                                             'bpm'  95.438
                                    'search_title'  'interlude':2 'jazzy':1
                                   'search_artist'  'billy':1 'munn':2
                                  'search_release'  '3':2,3 'fallout':1 'soundtrack':6 'the':4 'unofficial':5
                                     'search_rest'  '0soundtrack':1 'gnr':2 'jb':4 'prerock':3 'unsorted':5
                                    'search_combo'  '0soundtrack':11 '3':6C,7C 'billy':3B 'fallout':5C 'gnr':12 'interlude':2A 'jazzy':1A 'jb':14 'munn':4B 'prerock':13 'soundtrack':10C 'the':8C 'unofficial':9C 'unsorted':15
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  5B
                                           '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-2', 'q-busy-2', 'q-drums-3', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-2', 'q-grit-1']
                                      'lastfmtags'  ['blues', 'jazz', 'british', 'fallout 3']
                                        'tag_date'  1934
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620541779.5790193  (2021-05-09 08:29:39)
                             'size'  4073800