======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '182'
                                          'artist'  'Rudy Wiedoeft'
                                     'text_people'  ''
                                         'release'  'Silvertone'
                                           'title'  'Saxophobia (+ Orchestra) 1919 Silvertone (2)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', 'novelty', 'ragtime', 'saxophone', '1920s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1919'
                                        'comments'  ''
                                           'genre'  'prerock-instrumental'
                                             'bpm'  '125.4'
                                             'key'  '6B'
                                        'acoustid'  ''
rest: ''

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

'COMM:MusicMatch_Tempo:eng'                         'None'
'GEOB:SfMarkers'                                    GEOB(encoding=<Encoding.LATIN1: 0>, mime='', filename='', desc='SfMarkers', data=b'\x0c\x00\x00\x00d\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Silvertone'
'TBPM' (BPM (beats per minute))                     '125.4'
'TCON' (Content type, a.k.a. Genre)                 'prerock-instrumental'
'TDRC' (Recording time)                             '1919'
'TIT2' (Title/songname/content description)         'Saxophobia (+ Orchestra) 1919 Silvertone (2)'
'TKEY' (Initial key)                                '6B'
'TLEN' (Length)                                     '182000'
'TPE1' (Lead performer(s)/Soloist(s))               'Rudy Wiedoeft'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['instrumental', 'novelty', 'ragtime', 'saxophone', '1920s']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.07 dB'
'TXXX:replaygain_track_peak'                        '0.471000'

========================== row from database ==========================
                                              'id'  982138
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/veryearly/1919/Rudy Wiedoeft - Saxophobia (+ Orchestra) 1919 Silvertone (2).mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  182
                                           'genre'  prerock-instrumental
                                        'filesize'  3649787
                                           'mtime'  1637933170
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm veryearly prerock instrumental
                                      'tag_artist'  Rudy Wiedoeft
                                     'tag_release'  Silvertone
                                       'tag_title'  Saxophobia (+ Orchestra) 1919 Silvertone (2)
                                             'bpm'  125.4
                                    'search_title'  '1919':4 '2':6,7 'orchestra':2,3 'saxophobia':1 'silvertone':5
                                   'search_artist'  'rudy':1 'wiedoeft':2
                                  'search_release'  'silvertone':1
                                     'search_rest'  'instrumental':3 'prerock':2 'veryearly':1
                                    'search_combo'  '1919':4A '2':6A,7A 'instrumental':13 'orchestra':2A,3A 'prerock':12 'rudy':8B 'saxophobia':1A 'silvertone':5A,10C 'veryearly':11 'wiedoeft':9B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['instrumental', 'novelty', 'ragtime', 'saxophone', '1920s']
                                        'tag_date'  1919
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637933170.249264  (2021-11-26 14:26:10)
                             'size'  3649787