======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '40'
                                          'artist'  'F.A. Nettelbeck & Wayne Horvitz:'
                                     'text_people'  ''
                                         'release'  'State of the Union [Disc 2]'
                                           'title'  'F.A. Nettelbeck / Wayne Horvitz: Beer Notation'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', "
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '68'
                                      'tracktotal'  ''
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '119.9'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'State of the Union [Disc 2]'
'TBPM' (BPM (beats per minute))                     '119.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TIT2' (Title/songname/content description)         'F.A. Nettelbeck / Wayne Horvitz: Beer Notation'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'F.A. Nettelbeck & Wayne Horvitz:'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '2'
'TRCK' (Track number/Position in set)               '68'
'TSSE' (Software/Hardware and settings used for encoding)  'MediaMonkey 4.0.7'
'TXXX:DATE'                                         '1996'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'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'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.21 dB'
'TXXX:replaygain_track_peak'                        '0.491339'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'aa2c0dca-32c5-49d5-bec6-cadb8091ee63')

========================== row from database ==========================
                                              'id'  1383315
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Sue Hanel - VA - State of the union [disc 2]/68 - f.a. nettelbeck - wayne horvitz- beer notation.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  40
                                           'genre'  electronic-unsorted
                                        'filesize'  657519
                                           'mtime'  1640870634
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Sue Hanel VA union [disc 68 f.a. nettelbeck wayne horvitz beer notation electronic unsorted
                                      'tag_artist'  F.A. Nettelbeck & Wayne Horvitz:
                                     'tag_release'  State of the Union [Disc 2]
                                       'tag_title'  F.A. Nettelbeck / Wayne Horvitz: Beer Notation
                                             'bpm'  119.9
                                    'search_title'  'a':2 'beer':8 'f':1 'fa':3 'horvitz':6,7 'nettelbeck':4 'notation':9 'wayne':5
                                   'search_artist'  'a':2 'f':1 'fa':3 'horvitz':6,7 'nettelbeck':4 'wayne':5
                                  'search_release'  '2':7,8 'disc':5,6 'of':2 'state':1 'the':3 'union':4
                                     'search_rest'  '68':7 'a':9 'beer':14 'disc':5,6 'electronic':16 'f':8 'fa':10 'hanel':2 'horvitz':13 'nettelbeck':11 'notation':15 'sue':1 'union':4 'unsorted':17 'va':3 'wayne':12
                                    'search_combo'  '2':23C,24C '68':31 'a':2A,11B,33 'beer':8A,38 'disc':21C,22C,29,30 'electronic':40 'f':1A,10B,32 'fa':3A,12B,34 'hanel':26 'horvitz':6A,7A,15B,16B,37 'nettelbeck':4A,13B,35 'notation':9A,39 'of':18C 'state':17C 'sue':25 'the':19C 'union':20C,28 'unsorted':41 'va':27 'wayne':5A,14B,36
                                    'tag_tracknum'  68
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-1', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  []
                                        'tag_date'  1996
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1640870634.4184766  (2021-12-30 14:23:54)
                             'size'  657519