======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '146'
                                          'artist'  'Andrews Sisters'
                                     'text_people'  ''
                                         'release'  'Decca 23976'
                                           'title'  'The Turntable Song'
                                           'quals'  ("['Q-JZFKS-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-1', "
 "'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']")
                                      'lastfmtags'  "['swing', 'jazz', 'female vocalists', 'oldies', '40s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1947'
                                        'comments'  ''
                                           'genre'  'prerock-jb'
                                             'bpm'  '87.107'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Decca 23976'
'TBPM' (BPM (beats per minute))                     '87.107'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb'
'TDRC' (Recording time)                             '1947'
'TIT2' (Title/songname/content description)         'The Turntable Song'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Andrews Sisters'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['swing', 'jazz', 'female vocalists', 'oldies', '40s']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+3.00 dB'
'TXXX:replaygain_track_peak'                        '0.375279'

========================== row from database ==========================
                                              'id'  1340861
                                            'path'  /data/Music/Bulk/00poprockelectronic/misc/Andrews Sisters - The Turntable Song.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  146
                                           'genre'  prerock-jb
                                        'filesize'  4683648
                                           'mtime'  1630249725
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic misc prerock jb
                                      'tag_artist'  Andrews Sisters
                                     'tag_release'  Decca 23976
                                       'tag_title'  The Turntable Song
                                             'bpm'  87.107
                                    'search_title'  'song':3 'the':1 'turntable':2
                                   'search_artist'  'andrews':1 'sisters':2
                                  'search_release'  '23976':2 'decca':1
                                     'search_rest'  '00poprockelectronic':1 'jb':4 'misc':2 'prerock':3
                                    'search_combo'  '00poprockelectronic':8 '23976':7C 'andrews':4B 'decca':6C 'jb':11 'misc':9 'prerock':10 'sisters':5B 'song':3A 'the':1A 'turntable':2A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-3', 'q-syn-1', 'q-chart-1', 'q-other-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['swing', 'jazz', 'female vocalists', 'oldies', '40s']
                                        'tag_date'  1947
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1630249724.6239536  (2021-08-29 17:08:44)
                             'size'  4683648