======================== unified (from filesystem) ========================
                                         'bitrate'  '208.471'
                                        'duration'  '165'
                                          'artist'  'Boy Lost'
                                     'text_people'  ''
                                         'release'  'Kaskade - Essential Mix (2011-09-10)'
                                           'title'  'Itza Trumpet Thing (Mind Electric Remix)'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', "
 "'q-play-2', 'Q-OLDST-3', 'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', "
 "'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-3', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['house']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '2011'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-dance'
                                             'bpm'  '127.846'
                                             'key'  '6B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Kaskade - Essential Mix (2011-09-10)'
'TBPM' (BPM (beats per minute))                     '127.846'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-dance'
'TDRC' (Recording time)                             '2011'
'TIT2' (Title/songname/content description)         'Itza Trumpet Thing (Mind Electric Remix)'
'TKEY' (Initial key)                                '6B'
'TPE1' (Lead performer(s)/Soloist(s))               'Boy Lost'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '13'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   'house'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.83 dB'
'TXXX:replaygain_track_peak'                        '0.472284'

========================== row from database ==========================
                                              'id'  1406010
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/essential mix/Kaskade - Essential Mix (2011-09-10)/13 - Boy Lost - Itza Trumpet Thing (Mind Electric Remix).mp3
                                         'working'  None
                                         'bitrate'  208
                                    'duration_sec'  165
                                           'genre'  electronic-generic or radio-dance
                                        'filesize'  4307356
                                           'mtime'  1620559195
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat essential 13 electronic generic or radio dance
                                      'tag_artist'  Boy Lost
                                     'tag_release'  Kaskade - Essential Mix (2011-09-10)
                                       'tag_title'  Itza Trumpet Thing (Mind Electric Remix)
                                             'bpm'  127.846
                                    'search_title'  'electric':6 'itza':1 'mind':4,5 'remix':7,8 'thing':3 'trumpet':2
                                   'search_artist'  'boy':1 'lost':2
                                  'search_release'  '09':5 '10':6 '2011':4 '20110910':7 'essential':2 'kaskade':1 'mix':3
                                     'search_rest'  '00poprockelectronic':1 'dance':3 'electronic':6 'essential':5 'generic':2 'or':7 'radio':8 'trapbeat':4
                                    'search_combo'  '00poprockelectronic':18 '09':15C '10':16C '2011':14C '20110910':17C 'boy':9B 'dance':20 'electric':6A 'electronic':23 'essential':12C,22 'generic':19 'itza':1A 'kaskade':11C 'lost':10B 'mind':4A,5A 'mix':13C 'or':24 'radio':25 'remix':7A,8A 'thing':3A 'trapbeat':21 'trumpet':2A
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['house']
                                        'tag_date'  2011
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620559195.4093444  (2021-05-09 13:19:55)
                             'size'  4307356