======================== unified (from filesystem) ========================
                                         'bitrate'  '96.0'
                                        'duration'  '178'
                                          'artist'  'Isham Jones & His Orchestra'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'For All We Know'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-3', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['swing', 'all', 'jazz', 'fox trot', 'acoustic era']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '241'
                                      'tracktotal'  ''
                                            'date'  '1934'
                                        'comments'  ''
                                           'genre'  'prerock-swing'
                                             'bpm'  '130.314'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'Debuted 1934 and peaked at #16 on Various Charts. Source: Pop Memories'
'COMM:ID3v1 Comment:XXX'                            'Debuted 1934 and peaked at #'
'TBPM' (BPM (beats per minute))                     '130.314'
'TCON' (Content type, a.k.a. Genre)                 'prerock-swing'
'TDRC' (Recording time)                             '1934'
'TENC' (Encoded by)                                 'Mp3 To Wave Converter Plus 2.341'
'TIT2' (Title/songname/content description)         'For All We Know'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Isham Jones And His Orchestra'
'TPE2' (Band/orchestra/accompaniment)               'Isham Jones & His Orchestra'
'TRCK' (Track number/Position in set)               '241'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['swing', 'all', 'jazz', 'fox trot', 'acoustic era']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '+8.47 dB'
'TXXX:replaygain_track_peak'                        '0.179999'

========================== row from database ==========================
                                              'id'  671626
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1934/041 isham jones & orchestra - for all we know.mp3
                                         'working'  None
                                         'bitrate'  96
                                    'duration_sec'  178
                                           'genre'  prerock-swing
                                        'filesize'  2141348
                                           'mtime'  1620560305
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1934 041 isham jones orchestra for all we know prerock swing
                                      'tag_artist'  Isham Jones & His Orchestra
                                     'tag_release'  None
                                       'tag_title'  For All We Know
                                             'bpm'  130.314
                                    'search_title'  'all':2 'for':1 'know':4 'we':3
                                   'search_artist'  'his':3 'isham':1 'jones':2 'orchestra':4
                                  'search_release'  
                                     'search_rest'  '00oldiepop':5 '1934':6 'all':11 'country':4 'exotica':2 'for':10 'isham':7 'jazz':1 'jones':8 'know':13 'oldies':3 'orchestra':9 'prerock':14 'swing':15 'we':12
                                    'search_combo'  '00oldiepop':13 '1934':14 'all':2A,19 'country':12 'exotica':10 'for':1A,18 'his':7B 'isham':5B,15 'jazz':9 'jones':6B,16 'know':4A,21 'oldies':11 'orchestra':8B,17 'prerock':22 'swing':23 'we':3A,20
                                    'tag_tracknum'  241
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['swing', 'all', 'jazz', 'fox trot', 'acoustic era']
                                        'tag_date'  1934
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620560304.9902723  (2021-05-09 13:38:24)
                             'size'  2141348