======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '211'
                                          'artist'  'Nina Hagen'
                                     'text_people'  ''
                                         'release'  'Nina Hagen Band'
                                           'title'  'Unbeschreiblich Weiblich'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['german', 'new wave', 'post punk', 'punk', 'female vocalists']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '1979'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk'
                                             'bpm'  '132.966'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'Nina Hagen Band'
'TBPM' (BPM (beats per minute))                     '132.966'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk'
'TDRC' (Recording time)                             '1979'
'TIT2' (Title/songname/content description)         'Unbeschreiblich Weiblich'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Nina Hagen'
'TRCK' (Track number/Position in set)               '3'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['german', 'new wave', 'post punk', 'punk', 'female vocalists']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.03 dB'
'TXXX:replaygain_track_peak'                        '0.652460'

========================== row from database ==========================
                                              'id'  1322091
                                            'path'  /data/Music/Bulk/00poprockelectronic/Nina Hagen/1979 - Nina Hagen Band/Nina Hagen - 03 Unbeschreiblich weiblich.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  211
                                           'genre'  electronic-we-new wave or post punk
                                        'filesize'  3383219
                                           'mtime'  1620571590
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 1979 03 weiblich electronic we new wave or post punk
                                      'tag_artist'  Nina Hagen
                                     'tag_release'  Nina Hagen Band
                                       'tag_title'  Unbeschreiblich Weiblich
                                             'bpm'  132.966
                                    'search_title'  'unbeschreiblich':1 'weiblich':2
                                   'search_artist'  'hagen':2 'nina':1
                                  'search_release'  'band':3 'hagen':2 'nina':1
                                     'search_rest'  '00poprockelectronic':1 '1979':2 'electronic':4 'new':6 'or':8 'post':9 'punk':10 'wave':7 'we':5 'weiblich':3
                                    'search_combo'  '00poprockelectronic':8 '1979':9 'band':7C 'electronic':11 'hagen':4B,6C 'new':13 'nina':3B,5C 'or':15 'post':16 'punk':17 'unbeschreiblich':1A 'wave':14 'we':12 'weiblich':2A,10
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['german', 'new wave', 'post punk', 'punk', 'female vocalists']
                                        'tag_date'  1979
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620571590.0483248  (2021-05-09 16:46:30)
                             'size'  3383219