======================== unified (from filesystem) ========================
                                         'bitrate'  '190.137'
                                        'duration'  '123'
                                          'artist'  'Dale, Robbie'
                                     'text_people'  ''
                                         'release'  'How Pink is That Elephant'
                                           'title'  'Soul Entertainer'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1969'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '133.668'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'How Pink is That Elephant'
'TBPM' (BPM (beats per minute))                     '133.668'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDRC' (Recording time)                             '1969'
'TIT2' (Title/songname/content description)         'Soul Entertainer'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Dale, Robbie'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.10 dB'
'TXXX:replaygain_track_peak'                        '0.581326'

========================== row from database ==========================
                                              'id'  1214579
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Soul/Dale, Robbie - Soul Entertainer.mp3
                                         'working'  None
                                         'bitrate'  190
                                    'duration_sec'  123
                                           'genre'  funk or soul
                                        'filesize'  2933738
                                           'mtime'  1628357767
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country funk or soul
                                      'tag_artist'  Dale, Robbie
                                     'tag_release'  How Pink is That Elephant
                                       'tag_title'  Soul Entertainer
                                             'bpm'  133.668
                                    'search_title'  'entertainer':2 'soul':1
                                   'search_artist'  'dale':1,2 'robbie':3
                                  'search_release'  'elephant':5 'how':1 'is':3 'pink':2 'that':4
                                     'search_rest'  'country':4 'exotica':2 'funk':5 'jazz':1 'oldies':3 'or':6 'soul':7
                                    'search_combo'  'country':14 'dale':3B,4B 'elephant':10C 'entertainer':2A 'exotica':12 'funk':15 'how':6C 'is':8C 'jazz':11 'oldies':13 'or':16 'pink':7C 'robbie':5B 'soul':1A,17 'that':9C
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1969
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628357766.7241108  (2021-08-07 19:36:06)
                             'size'  2933738