======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '190'
                                          'artist'  'Red McKenzie'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  "It's All Forgotten Now"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['spotify', 'all', 'jazz', 'ost', 'usa']"
                                     'discogstags'  "['jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1934'
                                        'comments'  ''
                                           'genre'  'prerock-swing'
                                             'bpm'  '128.170'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '128.170'
'TCON' (Content type, a.k.a. Genre)                 'prerock-swing'
'TDRC' (Recording time)                             '1934'
'TIT2' (Title/songname/content description)         "It's All Forgotten Now"
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Red McKenzie'
'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:discogstags'                                  'jazz'
'TXXX:lastfmtags'                                   ['spotify', 'all', 'jazz', 'ost', 'usa']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+3.55 dB'
'TXXX:replaygain_track_peak'                        '0.383542'

========================== row from database ==========================
                                              'id'  1497826
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1934/Red McKenzie - It_s All Forgotten Now 10-5-1934.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  190
                                           'genre'  prerock-swing
                                        'filesize'  3804978
                                           'mtime'  1620560587
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1934 It_s 10 5 1934 prerock swing
                                      'tag_artist'  Red McKenzie
                                     'tag_release'  None
                                       'tag_title'  It's All Forgotten Now
                                             'bpm'  128.17
                                    'search_title'  'all':4 'forgotten':5 'it':1 'its':3 'now':6 's':2
                                   'search_artist'  'kenzie':4 'mc':3 'mckenzie':2 'red':1
                                  'search_release'  
                                     'search_rest'  '00oldiepop':5 '1934':6 '5':9 'country':4 'exotica':2 'it':7 'jazz':1 'oldies':3 'prerock':10 's':8 'swing':11
                                    'search_combo'  '00oldiepop':15 '1934':16 '5':19 'all':4A 'country':14 'exotica':12 'forgotten':5A 'it':1A,17 'its':3A 'jazz':11 'kenzie':10B 'mc':9B 'mckenzie':8B 'now':6A 'oldies':13 'prerock':20 'red':7B 's':2A,18 'swing':21
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-1', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['spotify', 'all', 'jazz', 'ost', 'usa']
                                        'tag_date'  1934
                                     'discogstags'  ['jazz']

============================== file details ==============================
                                           'mtime'  1620560587.3203697  (2021-05-09 13:43:07)
                             'size'  3804978