======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '206'
                                          'artist'  'Gerhard Trede'
                                     'text_people'  ''
                                         'release'  'You'
                                           'title'  'African Village 4 + Jungle Drums 1'
                                           'quals'  ("['Q-JZFKS-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-PLAY-2', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'Q-PIANO-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-3', 'q-vocals-2', 'q-mixbeat-1']")
                                      'lastfmtags'  '["50\'s", \'blues\', \'jazz\', \'fallout 3\', \'swing\']'
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'set-pl-you'
                                             'bpm'  '95.845'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'You'
'TBPM' (BPM (beats per minute))                     '95.845'
'TCON' (Content type, a.k.a. Genre)                 'set-pl-you'
'TIT2' (Title/songname/content description)         'African Village 4 + Jungle Drums 1'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Gerhard Trede'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf54.20.4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:compatible_brands'                            'isommp42'
'TXXX:lastfmtags'                                   ["50's", 'blues', 'jazz', 'fallout 3', 'swing']
'TXXX:major_brand'                                  'mp42'
'TXXX:minor_version'                                '0'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+1.30 dB'
'TXXX:replaygain_track_peak'                        '0.604468'

========================== row from database ==========================
                                              'id'  767652
                                            'path'  /data/Music/Bulk/0playlists/0novelty themes/You/Gerhard Trede - African Village 4 + Jungle Drums 1.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  206
                                           'genre'  set-pl-you
                                        'filesize'  3313664
                                           'mtime'  1620356145
                                   'redo_metaread'  0
                                        'rest_str'   0playlists 0novelty themes set pl you
                                      'tag_artist'  Gerhard Trede
                                     'tag_release'  You
                                       'tag_title'  African Village 4 + Jungle Drums 1
                                             'bpm'  95.845
                                    'search_title'  '1':6 '4':3 'african':1 'drums':5 'jungle':4 'village':2
                                   'search_artist'  'gerhard':1 'trede':2
                                  'search_release'  'you':1
                                     'search_rest'  '0novelty':2 '0playlists':1 'pl':5 'set':4 'themes':3 'you':6
                                    'search_combo'  '0novelty':11 '0playlists':10 '1':6A '4':3A 'african':1A 'drums':5A 'gerhard':7B 'jungle':4A 'pl':14 'set':13 'themes':12 'trede':8B 'village':2A 'you':9C,15
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-PLAY-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ["50's", 'blues', 'jazz', 'fallout 3', 'swing']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620356145.0442252  (2021-05-07 04:55:45)
                             'size'  3313664