======================== unified (from filesystem) ========================
                                         'bitrate'  '219.114'
                                        'duration'  '165'
                                          'artist'  'grapes'
                                     'text_people'  ''
                                         'release'  'ccMixter'
                                           'title'  'I dunno (ft. J Lang, Morusque)'
                                           'quals'  ("['Q-OLDST-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-2']")
                                      'lastfmtags'  "['trip-hop', 'dubstep', 'noise rock', 'taaa', 'triphop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2015'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '89.850'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'ccMixter'
'TBPM' (BPM (beats per minute))                     '89.850'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TCOP' (Copyright message)                          ('2015 grapes Licensed to the public under '
 'http://creativecommons.org/licenses/by/3.0/ Verify at '
 'http://ccmixter.org/files/grapes/16626')
'TDRC' (Recording time)                             '2015'
'TIT2' (Title/songname/content description)         'I dunno (ft. J Lang, Morusque)'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'grapes'
'TPE4' (Interpreted, remixed, or otherwise modified by)  'grapes'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['trip-hop', 'dubstep', 'noise rock', 'taaa', 'triphop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.65 dB'
'TXXX:replaygain_track_peak'                        '0.435409'
'WXXX:'                                             WXXX(encoding=<Encoding.LATIN1: 0>, desc='', url='http://ccmixter.org/people/grapes')

========================== row from database ==========================
                                              'id'  1491493
                                            'path'  /data/Music/Bulk/00localcharacter/00mid-north-europe/00dutch/grapes_-_I_dunno.mp3
                                         'working'  None
                                         'bitrate'  219
                                    'duration_sec'  165
                                           'genre'  electronic-unsorted
                                        'filesize'  4534488
                                           'mtime'  1636910366
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00mid north europe 00dutch grapes_ _I_dunno electronic unsorted
                                      'tag_artist'  grapes
                                     'tag_release'  ccMixter
                                       'tag_title'  I dunno (ft. J Lang, Morusque)
                                             'bpm'  89.85
                                    'search_title'  'dunno':2 'ft':3,4 'i':1 'j':5 'lang':6,7 'morusque':8,9
                                   'search_artist'  'grapes':1
                                  'search_release'  'cc':2 'ccmixter':1 'mixter':3
                                     'search_rest'  '00dutch':4 '00mid':1 'dunno':7 'electronic':8 'europe':3 'grapes':5 'i':6 'north':2 'unsorted':9
                                    'search_combo'  '00dutch':17 '00mid':14 'cc':12C 'ccmixter':11C 'dunno':2A,20 'electronic':21 'europe':16 'ft':3A,4A 'grapes':10B,18 'i':1A,19 'j':5A 'lang':6A,7A 'mixter':13C 'morusque':8A,9A 'north':15 'unsorted':22
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-1', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['trip-hop', 'dubstep', 'noise rock', 'taaa', 'triphop']
                                        'tag_date'  2015
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636910365.6746428  (2021-11-14 18:19:25)
                             'size'  4534488