======================== unified (from filesystem) ========================
                                         'bitrate'  '183.365'
                                        'duration'  '173'
                                          'artist'  'Kal'
                                     'text_people'  ''
                                         'release'  'Radio Romanista'
                                           'title'  'Ding Deng Dong'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-3', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-2', 'q-bass-3', "
 "'Q-CHART-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  "['gypsy', 'world', 'balkan', 'folk', 'serbian']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '02'
                                      'tracktotal'  ''
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'loc-style-gypsy or balkan or klezmer'
                                             'bpm'  '90.0'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Radio Romanista'
'TBPM' (BPM (beats per minute))                     '90.0'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-gypsy or balkan or klezmer'
'TDRC' (Recording time)                             '2009'
'TENC' (Encoded by)                                 'LAME'
'TIT2' (Title/songname/content description)         'Ding Deng Dong'
'TKEY' (Initial key)                                '7A'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Kal'
'TPE2' (Band/orchestra/accompaniment)               'Kal'
'TPUB' (Publisher)                                  'Asphalt Ta (Indigo)'
'TRCK' (Track number/Position in set)               '02'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['gypsy', 'world', 'balkan', 'folk', 'serbian']
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-6.93 dB'
'TXXX:replaygain_track_peak'                        '1.111086'
'WCOM:http://www.amazon.de/Radio-Romanista-Kal/dp/B001MC7TVI%3FSubscriptionId%3D0RXJS26C80QSDEB56CR2%26tag%3Dsoftpointer-20%26linkCode%3Dxm2%26camp%3D2025%26creative%3D165953%26creativeASIN%3DB001MC7TVI'  WCOM(url='http://www.amazon.de/Radio-Romanista-Kal/dp/B001MC7TVI%3FSubscriptionId%3D0RXJS26C80QSDEB56CR2%26tag%3Dsoftpointer-20%26linkCode%3Dxm2%26camp%3D2025%26creative%3D165953%26creativeASIN%3DB001MC7TVI')

========================== row from database ==========================
                                              'id'  1482396
                                            'path'  /data/Music/Bulk/00poprockelectronic/Kal - Radio Romanista (2009)/02. Kal - Ding Deng Dong.mp3
                                         'working'  None
                                         'bitrate'  183
                                    'duration_sec'  173
                                           'genre'  loc-style-gypsy or balkan or klezmer
                                        'filesize'  4009007
                                           'mtime'  1620570270
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic (2009) 02. loc style gypsy or balkan or klezmer
                                      'tag_artist'  Kal
                                     'tag_release'  Radio Romanista
                                       'tag_title'  Ding Deng Dong
                                             'bpm'  90.0
                                    'search_title'  'deng':2 'ding':1 'dong':3
                                   'search_artist'  'kal':1
                                  'search_release'  'radio':1 'romanista':2
                                     'search_rest'  '00poprockelectronic':1 '02':4,5 '2009':2,3 'balkan':10 'gypsy':8 'klezmer':11 'loc':6 'or':9 'style':7
                                    'search_combo'  '00poprockelectronic':7 '02':10,11 '2009':8,9 'balkan':16 'deng':2A 'ding':1A 'dong':3A 'gypsy':14 'kal':4B 'klezmer':17 'loc':12 'or':15 'radio':5C 'romanista':6C 'style':13
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-1', 'Q-GRIT-2', 'Q-UNU-2', 'Q-JZFKS-2', 'Q-CHART-2', 'q-drums-4', 'Q-SYN-2', 'q-other-2', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-3']
                                      'lastfmtags'  ['gypsy', 'world', 'balkan', 'folk', 'serbian']
                                        'tag_date'  2009
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620570270.1031013  (2021-05-09 16:24:30)
                             'size'  4009007