======================== unified (from filesystem) ========================
                                         'bitrate'  '200.135'
                                        'duration'  '212'
                                          'artist'  'Peter Fox'
                                     'text_people'  ''
                                         'release'  'Stadtaffe'
                                           'title'  'Fieber'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-OLDST-3', 'Q-HHRNBTT-3', "
 "'Q-LOCALNESS-2', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['german', 'reggae', 'seeed', 'dancehall', 'hip hop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism;loc-eur-germany'
                                             'bpm'  '121.701'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Stadtaffe'
'TBPM' (BPM (beats per minute))                     '121.701'
'TCON' (Content type, a.k.a. Genre)                 ['hip hop or rnb or rap or turntablism', 'loc-eur-germany']
'TDRC' (Recording time)                             '2008'
'TENC' (Encoded by)                                 'lame'
'TIT2' (Title/songname/content description)         'Fieber'
'TKEY' (Initial key)                                '10A'
'TLAN' (Language(s))                                'german'
'TPE1' (Lead performer(s)/Soloist(s))               'Peter Fox'
'TRCK' (Track number/Position in set)               '10'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['german', 'reggae', 'seeed', 'dancehall', 'hip hop']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.83 dB'
'TXXX:replaygain_track_peak'                        '0.432251'

========================== row from database ==========================
                                              'id'  1456659
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/00mixable/Peter Fox/10-peter_fox_-_fieber-ysp.mp3
                                         'working'  None
                                         'bitrate'  200
                                    'duration_sec'  212
                                           'genre'  hip hop or rnb or rap or turntablism;loc-eur-germany
                                        'filesize'  5332521
                                           'mtime'  1620532762
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat 00mixable 10 peter_fox_ _fieber ysp hip hop or rnb or rap or turntablism;loc eur germany
                                      'tag_artist'  Peter Fox
                                     'tag_release'  Stadtaffe
                                       'tag_title'  Fieber
                                             'bpm'  121.701
                                    'search_title'  'fieber':1
                                   'search_artist'  'fox':2 'peter':1
                                  'search_release'  'stadtaffe':1
                                     'search_rest'  '00mixable':5 '00poprockelectronic':1 'dance':3 'eur':19 'fieber':8 'fox':7 'generic':2 'germany':20 'hip':10 'hop':11 'loc':16,18 'or':12 'peter':6 'rap':14 'rnb':13 'trapbeat':4 'turntablism':15,17 'ysp':9
                                    'search_combo'  '00mixable':9 '00poprockelectronic':5 'dance':7 'eur':23 'fieber':1A,12 'fox':3B,11 'generic':6 'germany':24 'hip':14 'hop':15 'loc':20,22 'or':16 'peter':2B,10 'rap':18 'rnb':17 'stadtaffe':4C 'trapbeat':8 'turntablism':19,21 'ysp':13
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['german', 'reggae', 'seeed', 'dancehall', 'hip hop']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620532761.9045417  (2021-05-09 05:59:21)
                             'size'  5332521