======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '298'
                                          'artist'  'Alcazar'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Crying At The Discoteque'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'Q-UNU-1', 'q-syn-3', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['dance', 'swedish', 'eurodance', 'pop', 'disco']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-dance'
                                             'bpm'  '137.946'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '137.946'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-dance'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Crying At The Discoteque'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Alcazar'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['dance', 'swedish', 'eurodance', 'pop', 'disco']
'TXXX:q-bass'                                       '2'
'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'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.90 dB'
'TXXX:replaygain_track_peak'                        '0.502191'
'WXXX:'                                             WXXX(encoding=<Encoding.LATIN1: 0>, desc='', url='http://thetop40.nb.nu')

========================== row from database ==========================
                                              'id'  1404024
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/Top 40/alcazar_-_crying_at_the_discoteque_128.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  298
                                           'genre'  electronic-generic or radio-dance
                                        'filesize'  4771712
                                           'mtime'  1621695906
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat Top 40 alcazar_ _crying_at_the_discoteque_128 electronic generic or radio dance
                                      'tag_artist'  Alcazar
                                     'tag_release'  None
                                       'tag_title'  Crying At The Discoteque
                                             'bpm'  137.946
                                    'search_title'  'at':2 'crying':1 'discoteque':4 'the':3
                                   'search_artist'  'alcazar':1
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 '128':12 '40':6 'alcazar':7 'at':9 'crying':8 'dance':3 'discoteque':11 'electronic':13 'generic':2 'or':14 'radio':15 'the':10 'top':5 'trapbeat':4
                                    'search_combo'  '00poprockelectronic':6 '128':17 '40':11 'alcazar':5B,12 'at':2A,14 'crying':1A,13 'dance':8 'discoteque':4A,16 'electronic':18 'generic':7 'or':19 'radio':20 'the':3A,15 'top':10 'trapbeat':9
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', '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-3', 'q-other-2', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'swedish', 'eurodance', 'pop', 'disco']
                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621695906.1886158  (2021-05-22 17:05:06)
                             'size'  4771712