======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '266'
                                          'artist'  'Prefuse 73 feat. Claudia & Ale'
                                     'text_people'  ''
                                         'release'  'Surrounded by Silence'
                                           'title'  'Pastel Assassins'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-3', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '95.169'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Surrounded by Silence'
'TBPM' (BPM (beats per minute))                     '95.169'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Pastel Assassins'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Prefuse 73 feat. Claudia & Ale'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '6'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '1'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.41 dB'
'TXXX:replaygain_track_peak'                        '0.428747'

========================== row from database ==========================
                                              'id'  1423533
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Prefuse 73/Surrounded By Silence/Prefuse 73 - Surrounded By Silence - 06 - Pastel Assassins.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  266
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  6396548
                                           'mtime'  1620592407
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism By By 06 hip hop or rnb or rap or turntablism
                                      'tag_artist'  Prefuse 73 feat. Claudia & Ale
                                     'tag_release'  Surrounded by Silence
                                       'tag_title'  Pastel Assassins
                                             'bpm'  95.169
                                    'search_title'  'assassins':2 'pastel':1
                                   'search_artist'  '73':2 'ale':6 'claudia':5 'feat':3,4 'prefuse':1
                                  'search_release'  'by':2 'silence':3 'surrounded':1
                                     'search_rest'  'by':5 'hip':6 'hiphop':1 'hop':7 'or':8 'rap':2 'rnb':3 'turntablism':4
                                    'search_combo'  '73':4B 'ale':8B 'assassins':2A 'by':10C,16 'claudia':7B 'feat':5B,6B 'hip':17 'hiphop':12 'hop':18 'or':19 'pastel':1A 'prefuse':3B 'rap':13 'rnb':14 'silence':11C 'surrounded':9C 'turntablism':15
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-3', '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-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2005
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620592407.0586267  (2021-05-09 22:33:27)
                             'size'  6396548