======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '60'
                                          'artist'  'gethigh'
                                     'text_people'  ''
                                         'release'  'Music for Maniacs'
                                           'title'  'gethigh'
                                           'quals'  ("['Q-HAP-2', 'Q-LOCALNESS-2', 'Q-JZFKS-3', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'prerock-jb-blues'
                                             'bpm'  '99.8'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 00000A32 00000951 00007836 00006820 00001099 000010C7 00004A3E 00004C43 '
 '00006567 00001567')
'GEOB:SfMarkers'                                    GEOB(encoding=<Encoding.LATIN1: 0>, mime='', filename='', desc='SfMarkers', data=b'\x0c\x00\x00\x00d\x00\x00\x00\x01\x00\x00\x00\x1c\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\xe1\\\x18$\x00\x00\x00\x00\x01\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Music for Maniacs'
'TBPM' (BPM (beats per minute))                     '99.8'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-blues'
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         'gethigh'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               '[unknown]'
'TPE2' (Band/orchestra/accompaniment)               'gethigh'
'TPOS' (Part of a set)                              '1/1'
'TXXX:Engineer'                                     'polygonskull 9556'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+2.12 dB'
'TXXX:replaygain_track_peak'                        '0.250510'

========================== row from database ==========================
                                              'id'  648002
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/music for maniacs/gethigh.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  60
                                           'genre'  prerock-jb-blues
                                        'filesize'  1940355
                                           'mtime'  1620402947
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm music maniacs prerock jb blues
                                      'tag_artist'  gethigh
                                     'tag_release'  Music for Maniacs
                                       'tag_title'  gethigh
                                             'bpm'  99.8
                                    'search_title'  'gethigh':1
                                   'search_artist'  'gethigh':1
                                  'search_release'  'for':2 'maniacs':3 'music':1
                                     'search_rest'  'blues':5 'jb':4 'maniacs':2 'music':1 'prerock':3
                                    'search_combo'  'blues':10 'for':4C 'gethigh':1A,2B 'jb':9 'maniacs':5C,7 'music':3C,6 'prerock':8
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-3', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620402947.0494313  (2021-05-07 17:55:47)
                             'size'  1940355