======================== unified (from filesystem) ========================
                                         'bitrate'  '254.531'
                                        'duration'  '414'
                                          'artist'  'The Prodigy'
                                     'text_people'  ''
                                         'release'  'Wind It Up (Rewound)'
                                           'title'  'Weather Experience (Top Buzz r'
                                           'quals'  ("['Q-HAP-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['industrial', 'dance', 'techno', 'electronic', 'electronica']"
                                     'discogstags'  "['electronic', 'breakbeat', 'jungle', 'happy hardcore']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '1993'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-bigbeat'
                                             'bpm'  '144.955'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Wind It Up (Rewound)'
'TBPM' (BPM (beats per minute))                     '144.955'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-bigbeat'
'TDRC' (Recording time)                             '1993'
'TIT2' (Title/songname/content description)         'Weather Experience (Top Buzz r'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Prodigy'
'TRCK' (Track number/Position in set)               '3'
'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:discogstags'                                  ['electronic', 'breakbeat', 'jungle', 'happy hardcore']
'TXXX:lastfmtags'                                   ['industrial', 'dance', 'techno', 'electronic', 'electronica']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.62 dB'
'TXXX:replaygain_track_peak'                        '0.808466'

========================== row from database ==========================
                                              'id'  1407009
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/Prodigy/Wind It Up (1993)/MBZ;#The Prodigy;#Wind It Up (Rewound);#03;#Weather Experience (Top Buzz remix).mp3
                                         'working'  None
                                         'bitrate'  254
                                    'duration_sec'  414
                                           'genre'  electronic-generic or radio-bigbeat
                                        'filesize'  13193242
                                           'mtime'  1621695870
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat (1993) MBZ;#The Prodigy;#Wind (Rewound);#03;#Weather remix) electronic generic or radio bigbeat
                                      'tag_artist'  The Prodigy
                                     'tag_release'  Wind It Up (Rewound)
                                       'tag_title'  Weather Experience (Top Buzz r
                                             'bpm'  144.955
                                    'search_title'  'buzz':5 'experience':2 'r':6 'top':3,4 'weather':1
                                   'search_artist'  'prodigy':2 'the':1
                                  'search_release'  'it':2 'rewound':4,5 'up':3 'wind':1
                                     'search_rest'  '00poprockelectronic':1 '03':16,19 '1993':5,6 'bigbeat':26 'dance':3 'electronic':23 'generic':2 'mbz':7,9 'or':24 'prodigy':11,13 'radio':25 'remix':21,22 'rewound':15,18 'the':8,10 'trapbeat':4 'weather':17,20 'wind':12,14
                                    'search_combo'  '00poprockelectronic':14 '03':29,32 '1993':18,19 'bigbeat':39 'buzz':5A 'dance':16 'electronic':36 'experience':2A 'generic':15 'it':10C 'mbz':20,22 'or':37 'prodigy':8B,24,26 'r':6A 'radio':38 'remix':34,35 'rewound':12C,13C,28,31 'the':7B,21,23 'top':3A,4A 'trapbeat':17 'up':11C 'weather':1A,30,33 'wind':9C,25,27
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-4', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['industrial', 'dance', 'techno', 'electronic', 'electronica']
                                        'tag_date'  1993
                                     'discogstags'  ['electronic', 'breakbeat', 'jungle', 'happy hardcore']

============================== file details ==============================
                                           'mtime'  1621695869.9843416  (2021-05-22 17:04:29)
                             'size'  13193242