======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '126'
                                          'artist'  'sandra niccolai'
                                     'text_people'  ''
                                         'release'  'Tape No026 - Italian Girls In The Garage!'
                                           'title'  'a questo mondo'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HAP-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '02'
                                      'tracktotal'  ''
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '139.0'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '1967'
'PRIV:AverageLevel:{\x18\x00\x00'                   PRIV(owner='AverageLevel', data=b'{\x18\x00\x00')
'PRIV:PeakValue:¡\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xa1\x7f\x00\x00')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Tape No026 - Italian Girls In The Garage!'
'TBPM' (BPM (beats per minute))                     '139.0'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         'a questo mondo'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'sandra niccolai'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '02'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'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'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.49 dB'
'TXXX:replaygain_track_peak'                        '0.399750'
'TXXX:tracknum'                                     '02. sandra niccolai'

========================== row from database ==========================
                                              'id'  505412
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT026 - italian girls in the garage!/02. sandra niccolai - a questo mondo.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  126
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  3052257
                                           'mtime'  1620382908
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT026 italian girls in the garage! 02. rock gr garage;set pl garagetapes
                                      'tag_artist'  sandra niccolai
                                     'tag_release'  Tape No026 - Italian Girls In The Garage!
                                       'tag_title'  a questo mondo
                                             'bpm'  139.0
                                    'search_title'  'a':1 'mondo':3 'questo':2
                                   'search_artist'  'niccolai':2 'sandra':1
                                  'search_release'  'garage':7 'girls':4 'in':5 'italian':3 'no026':2 'tape':1 'the':6
                                     'search_rest'  '02':11,12 'blogspot':2 'com':3 'garage':10,15,17 'garagetapes':1,20 'garagetapesblogspotcom':4 'girls':7 'gr':14 'gt026':5 'in':8 'italian':6 'pl':19 'rock':13 'set':16,18 'the':9
                                    'search_combo'  '02':23,24 'a':1A 'blogspot':14 'com':15 'garage':12C,22,27,29 'garagetapes':13,32 'garagetapesblogspotcom':16 'girls':9C,19 'gr':26 'gt026':17 'in':10C,20 'italian':8C,18 'mondo':3A 'niccolai':5B 'no026':7C 'pl':31 'questo':2A 'rock':25 'sandra':4B 'set':28,30 'tape':6C 'the':11C,21
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-2', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1965
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620382908.2793334  (2021-05-07 12:21:48)
                             'size'  3052257