======================== unified (from filesystem) ========================
                                         'bitrate'  '96.0'
                                        'duration'  '163'
                                          'artist'  'Claude Hopkins & His Orchestra'
                                     'text_people'  ''
                                         'release'  '1934-1935'
                                           'title'  'Three Little Words'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-2', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'Q-PLAY-2', 'q-bass-4', 'q-busy-2', 'q-grit-1', "
 "'Q-PIANO-2', 'q-chart-2', 'q-drums-2', 'q-other-3', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['jazz', 'all', 'big band', 'dixieland', 'swing']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '1934'
                                        'comments'  ''
                                           'genre'  'prerock-swing'
                                             'bpm'  '116.186'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'Debuted 1934 and peaked at #15 on Various Charts. Source: Pop Memories'
'COMM:ID3v1 Comment:XXX'                            'Debuted 1934 and peaked at #'
'TALB' (Album/Movie/Show title)                     '1934-1935'
'TBPM' (BPM (beats per minute))                     '116.186'
'TCON' (Content type, a.k.a. Genre)                 'prerock-swing'
'TDRC' (Recording time)                             '1934'
'TIT2' (Title/songname/content description)         'Three Little Words'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Claude Hopkins & His Orchestra'
'TRCK' (Track number/Position in set)               '4'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['jazz', 'all', 'big band', 'dixieland', 'swing']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.62 dB'
'TXXX:replaygain_track_peak'                        '0.686888'

========================== row from database ==========================
                                              'id'  1455639
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1934/Three little words - Claude Hopkins and his orchestra.mp3
                                         'working'  None
                                         'bitrate'  96
                                    'duration_sec'  163
                                           'genre'  prerock-swing
                                        'filesize'  1968482
                                           'mtime'  1620560605
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop little words and his orchestra prerock swing
                                      'tag_artist'  Claude Hopkins & His Orchestra
                                     'tag_release'  1934-1935
                                       'tag_title'  Three Little Words
                                             'bpm'  116.186
                                    'search_title'  'little':2 'three':1 'words':3
                                   'search_artist'  'claude':1 'his':3 'hopkins':2 'orchestra':4
                                  'search_release'  '1934':1 '19341935':3 '1935':2
                                     'search_rest'  '00oldiepop':5 'and':8 'country':4 'exotica':2 'his':9 'jazz':1 'little':6 'oldies':3 'orchestra':10 'prerock':11 'swing':12 'words':7
                                    'search_combo'  '00oldiepop':15 '1934':8C '19341935':10C '1935':9C 'and':18 'claude':4B 'country':14 'exotica':12 'his':6B,19 'hopkins':5B 'jazz':11 'little':2A,16 'oldies':13 'orchestra':7B,20 'prerock':21 'swing':22 'three':1A 'words':3A,17
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-2', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['jazz', 'all', 'big band', 'dixieland', 'swing']
                                        'tag_date'  1934
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620560604.7519317  (2021-05-09 13:43:24)
                             'size'  1968482