======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '187'
                                          'artist'  'Matt Monroe'
                                     'text_people'  ''
                                         'release'  'Love Hurts'
                                           'title'  'If You Go Away'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['oldies', 'swing', '60s', 'crooners', 'easy listening']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '20'
                                      'tracktotal'  '20'
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '114.285'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'Cleaned by TuneUp!'
'COMM:ID3v1 Comment:XXX'                            'Cleaned by TuneUp!'
'PRIV:AverageLevel:N\r\x00\x00'                     PRIV(owner='AverageLevel', data=b'N\r\x00\x00')
'PRIV:PeakValue:\rr\x00\x00'                        PRIV(owner='PeakValue', data=b'\rr\x00\x00')
'TALB' (Album/Movie/Show title)                     'Love Hurts'
'TBPM' (BPM (beats per minute))                     '114.285'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TIT2' (Title/songname/content description)         'If You Go Away'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Matt Monroe'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/3'
'TRCK' (Track number/Position in set)               '20/20'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['oldies', 'swing', '60s', 'crooners', 'easy listening']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.44 dB'
'TXXX:replaygain_track_peak'                        '0.529824'

========================== row from database ==========================
                                              'id'  1321786
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/if you go away.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  187
                                           'genre'  prerock-unsorted
                                        'filesize'  3077967
                                           'mtime'  1636912741
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] if you go away prerock unsorted
                                      'tag_artist'  Matt Monroe
                                     'tag_release'  Love Hurts
                                       'tag_title'  If You Go Away
                                             'bpm'  114.285
                                    'search_title'  'away':4 'go':3 'if':1 'you':2
                                   'search_artist'  'matt':1 'monroe':2
                                  'search_release'  'hurts':2 'love':1
                                     'search_rest'  '00poprockelectronic':1 'away':10 'files':5,6 'go':9 'if':7 'loose':3,4 'prerock':11 'unsorted':2 'you':8
                                    'search_combo'  '00poprockelectronic':9 'away':4A,18 'files':13,14 'go':3A,17 'hurts':8C 'if':1A,15 'loose':11,12 'love':7C 'matt':5B 'monroe':6B 'prerock':19 'unsorted':10 'you':2A,16
                                    'tag_tracknum'  20
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['oldies', 'swing', '60s', 'crooners', 'easy listening']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636912741.2515848  (2021-11-14 18:59:01)
                             'size'  3077967