======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '212'
                                          'artist'  'Captain Gips'
                                     'text_people'  'Bubblez (Doppelkopf)'
                                         'release'  'Schluss mit Lustig E.P.'
                                           'title'  'Schlu  mit Lustig'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-3', 'Q-OLDST-3', "
 "'Q-LOCALNESS-2', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['german', 'hip hop', 'rap']"
                                     'discogstags'  "['hip hop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '95.080'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 (' 00000274 000002F8 00001A48 00001E67 00025249 00025249 00006F3A 00007A6E '
 '0000A7C1 0000A7C1')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000A8C 00000000008EB864 00000000 004D9F06 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'TALB' (Album/Movie/Show title)                     'Schluss mit Lustig E.P.'
'TBPM' (BPM (beats per minute))                     '95.080'
'TCOM' (Composer)                                   'Bubblez (Doppelkopf)'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '2004'
'TENC' (Encoded by)                                 'iTunes 10.2.1'
'TIT2' (Title/songname/content description)         'Schlu  mit Lustig'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Captain Gips'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'hip hop'
'TXXX:lastfmtags'                                   ['german', 'hip hop', 'rap']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-3.02 dB'
'TXXX:replaygain_track_peak'                        '0.948738'

========================== row from database ==========================
                                              'id'  762547
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Florida Klaus aka Captain Gips/Captain-Gips-Schluss-mit-Lustig-E.P.-Schluß-mit-Lustig.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  212
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  5101394
                                           'mtime'  1620587117
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism Florida Klaus aka Schluß hip hop or rnb or rap or turntablism
                                      'tag_artist'  Captain Gips
                                     'tag_release'  Schluss mit Lustig E.P.
                                       'tag_title'  Schlu  mit Lustig
                                             'bpm'  95.08
                                    'search_title'  'lustig':3 'mit':2 'schlu':1
                                   'search_artist'  'captain':1 'gips':2
                                  'search_release'  'e':4 'ep':6 'lustig':3 'mit':2 'p':5 'schluss':1
                                     'search_rest'  'aka':7 'florida':5 'hip':10 'hiphop':1 'hop':11 'klaus':6 'or':12 'rap':2 'rnb':3 'schluss':9 'schluß':8 'turntablism':4
                                    'search_combo'  'aka':18 'captain':4B 'e':9C 'ep':11C 'florida':16 'gips':5B 'hip':21 'hiphop':12 'hop':22 'klaus':17 'lustig':3A,8C 'mit':2A,7C 'or':23 'p':10C 'rap':13 'rnb':14 'schlu':1A 'schluss':6C,20 'schluß':19 'turntablism':15
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['german', 'hip hop', 'rap']
                                        'tag_date'  2004
                                     'discogstags'  ['hip hop']

============================== file details ==============================
                                           'mtime'  1620587117.070665  (2021-05-09 21:05:17)
                             'size'  5101394