======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '179'
                                          'artist'  'Bull Moose Jackson'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'I Love You Yes I Do'
                                           'quals'  ("['Q-JZFKS-3', 'Q-UNU-1', 'Q-LOCALNESS-2', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-1', "
 "'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']")
                                      'lastfmtags'  "['jump blues', 'blues', 'jazz', 'rhythm and blues', 'bebop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1948'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '143.721'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '143.721'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1948'
'TIT2' (Title/songname/content description)         'I Love You Yes I Do'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Bull Moose Jackson'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['jump blues', 'blues', 'jazz', 'rhythm and blues', 'bebop']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'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'                        '+0.56 dB'
'TXXX:replaygain_track_peak'                        '0.562931'

========================== row from database ==========================
                                              'id'  1442559
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1948/Bull Moose Jackson - I Love You Yes I Do 15-5-1948.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  179
                                           'genre'  prerock-unsorted
                                        'filesize'  3585842
                                           'mtime'  1620387193
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1948 15 5 1948 prerock unsorted
                                      'tag_artist'  Bull Moose Jackson
                                     'tag_release'  None
                                       'tag_title'  I Love You Yes I Do
                                             'bpm'  143.721
                                    'search_title'  'do':5 'i':1 'love':2 'yes':4 'you':3
                                   'search_artist'  'bull':1 'jackson':3 'moose':2
                                  'search_release'  
                                     'search_rest'  '00oldiepop':5 '1948':6 '5':7 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':8 'unsorted':9
                                    'search_combo'  '00oldiepop':13 '1948':14 '5':15 'bull':6B 'country':12 'do':5A 'exotica':10 'i':1A 'jackson':8B 'jazz':9 'love':2A 'moose':7B 'oldies':11 'prerock':16 'unsorted':17 'yes':4A 'you':3A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['jump blues', 'blues', 'jazz', 'rhythm and blues', 'bebop']
                                        'tag_date'  1948
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620387192.689773  (2021-05-07 13:33:12)
                             'size'  3585842