======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '448'
                                          'artist'  'Them Crooked Vultures'
                                     'text_people'  'Them Crooked Vultures'
                                         'release'  'Progsoup 32'
                                           'title'  'Spinning In Daffodils'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['alternative rock', 'stoner rock', 'hard rock', 'supergroup', 'rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '48'
                                      'tracktotal'  ''
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive'
                                             'bpm'  '116.520'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
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'TALB' (Album/Movie/Show title)                     'Progsoup 32'
'TBPM' (BPM (beats per minute))                     '116.520'
'TCOM' (Composer)                                   'Them Crooked Vultures'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-progressive'
'TDRC' (Recording time)                             '2009'
'TIT2' (Title/songname/content description)         'Spinning In Daffodils'
'TKEY' (Initial key)                                '10A'
'TLEN' (Length)                                     '448093'
'TPE1' (Lead performer(s)/Soloist(s))               'Them Crooked Vultures'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Sony Music'
'TRCK' (Track number/Position in set)               '48'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME 64bits version 3.98.2 (http://www.mp3dev.org/)'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['alternative rock', 'stoner rock', 'hard rock', 'supergroup', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.39 dB'
'TXXX:replaygain_track_peak'                        '0.315608'

========================== row from database ==========================
                                              'id'  1413045
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 32/1879 them crooked vultures - spinning in daffodils.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  448
                                           'genre'  rock-cppex-progressive
                                        'filesize'  17985828
                                           'mtime'  1620737175
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 1879 them crooked vultures spinning daffodils rock cppex progressive
                                      'tag_artist'  Them Crooked Vultures
                                     'tag_release'  Progsoup 32
                                       'tag_title'  Spinning In Daffodils
                                             'bpm'  116.52
                                    'search_title'  'daffodils':3 'in':2 'spinning':1
                                   'search_artist'  'crooked':2 'them':1 'vultures':3
                                  'search_release'  '32':2 'progsoup':1
                                     'search_rest'  '1879':3 'classicprogpsy':1 'cppex':10 'crooked':5 'daffodils':8 'progressive':11 'progsoup':2 'rock':9 'spinning':7 'them':4 'vultures':6
                                    'search_combo'  '1879':11 '32':8C 'classicprogpsy':9 'cppex':18 'crooked':5B,13 'daffodils':3A,16 'in':2A 'progressive':19 'progsoup':7C,10 'rock':17 'spinning':1A,15 'them':4B,12 'vultures':6B,14
                                    'tag_tracknum'  48
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['alternative rock', 'stoner rock', 'hard rock', 'supergroup', 'rock']
                                        'tag_date'  2009
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620737174.5549212  (2021-05-11 14:46:14)
                             'size'  17985828