======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '189'
                                          'artist'  'Riz Ortolani'
                                     'text_people'  ''
                                         'release'  'Cannibal Holocaust Soundtrack'
                                           'title'  'Relaxing in the Savana'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'Q-PLAY-2', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-2', 'q-drums-3', 'q-other-3', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['soundtrack', 'jazz', 'spaghetti western', 'composer', 'italian']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1981'
                                        'comments'  ''
                                           'genre'  'soundtrack-video'
                                             'bpm'  '109.586'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Cannibal Holocaust Soundtrack'
'TBPM' (BPM (beats per minute))                     '109.586'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video'
'TDRC' (Recording time)                             '1981'
'TIT2' (Title/songname/content description)         'Relaxing in the Savana'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Riz Ortolani'
'TXXX:Mp3gain_minmax'                               '087,183'
'TXXX:Mp3gain_undo'                                 '+003,+003,N'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['soundtrack', 'jazz', 'spaghetti western', 'composer', 'italian']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.89 dB'
'TXXX:replaygain_track_peak'                        '0.606979'

========================== row from database ==========================
                                              'id'  290917
                                            'path'  /data/Music/Bulk/0soundtrack/Cannibal holocaust - OST/riz ortolani - Relaxing in the Savana.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  189
                                           'genre'  soundtrack-video
                                        'filesize'  4538833
                                           'mtime'  1644063117
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack holocaust OST riz ortolani soundtrack video
                                      'tag_artist'  Riz Ortolani
                                     'tag_release'  Cannibal Holocaust Soundtrack
                                       'tag_title'  Relaxing in the Savana
                                             'bpm'  109.586
                                    'search_title'  'in':2 'relaxing':1 'savana':4 'the':3
                                   'search_artist'  'ortolani':2 'riz':1
                                  'search_release'  'cannibal':1 'holocaust':2 'soundtrack':3
                                     'search_rest'  '0soundtrack':1 'holocaust':2 'ortolani':5 'ost':3 'riz':4 'soundtrack':6 'video':7
                                    'search_combo'  '0soundtrack':10 'cannibal':7C 'holocaust':8C,11 'in':2A 'ortolani':6B,14 'ost':12 'relaxing':1A 'riz':5B,13 'savana':4A 'soundtrack':9C,15 'the':3A 'video':16
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'Q-PLAY-2', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'Q-PIANO-2', 'q-chart-2', 'q-drums-3', 'q-other-3', 'q-vocals-1', 'q-mixbeat-1']
                                      'lastfmtags'  ['soundtrack', 'jazz', 'spaghetti western', 'composer', 'italian']
                                        'tag_date'  1981
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1644063117.05361  (2022-02-05 13:11:57)
                             'size'  4538833