======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '301'
                                          'artist'  'Karrin Allyson'
                                     'text_people'  ''
                                         'release'  'From Paris to Rio'
                                           'title'  'That Day (Cinema Paradiso)'
                                           'quals'  ("['Q-HAP-3', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-LOCALNESS-3', 'Q-JZFKS-2', "
 "'Q-OLDST-2', 'q-syn-1', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'Q-PIANO-3', 'q-chart-2', 'q-drums-1', 'q-other-3', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['bossa nova', 'female vocalists', 'jazz vocal', 'jazz', 'vocal jazz', "
 "'smooth jazz']")
                                     'discogstags'  "['jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-vocal'
                                             'bpm'  '121.264'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=128, count=0)
'TALB' (Album/Movie/Show title)                     'From Paris to Rio'
'TBPM' (BPM (beats per minute))                     '121.264'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-vocal'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'That Day (Cinema Paradiso)'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Karrin Allyson'
'TRCK' (Track number/Position in set)               '14'
'TXXX:FMPS_Rating'                                  '0.6'
'TXXX:MP3GAIN_MINMAX'                               '129,187'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'jazz'
'TXXX:lastfmtags'                                   ['bossa nova',
 'female vocalists',
 'jazz vocal',
 'jazz',
 'vocal jazz',
 'smooth jazz']
'TXXX:original release date'                        ['1999', '2003']
'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'                                      '3'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.66 dB'
'TXXX:replaygain_track_peak'                        '0.773107'

========================== row from database ==========================
                                              'id'  675542
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Unsorted/From Paris To Rio__cifs507e.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  301
                                           'genre'  prerock-jb-jazz-vocal
                                        'filesize'  4853617
                                           'mtime'  1620536962
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Unsorted To Rio__cifs507e prerock jb jazz vocal
                                      'tag_artist'  Karrin Allyson
                                     'tag_release'  From Paris to Rio
                                       'tag_title'  That Day (Cinema Paradiso)
                                             'bpm'  121.264
                                    'search_title'  'cinema':3,4 'day':2 'paradiso':5,6 'that':1
                                   'search_artist'  'allyson':2 'karrin':1
                                  'search_release'  'from':1 'paris':2 'rio':4 'to':3
                                     'search_rest'  'cifs507e':8 'country':4 'exotica':2 'jazz':1 'jb':10 'oldies':3 'prerock':9 'rio':7 'to':6 'unsorted':5 'vocal':11
                                    'search_combo'  'allyson':8B 'cifs507e':20 'cinema':3A,4A 'country':16 'day':2A 'exotica':14 'from':9C 'jazz':13 'jb':22 'karrin':7B 'oldies':15 'paradiso':5A,6A 'paris':10C 'prerock':21 'rio':12C,19 'that':1A 'to':11C,18 'unsorted':17 'vocal':23
                                    'tag_tracknum'  14
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-mixbeat-1', 'Q-PIANO-3', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['bossa nova', 'female vocalists', 'jazz vocal', 'jazz', 'vocal jazz', 'smooth jazz']
                                        'tag_date'  2003
                                     'discogstags'  ['jazz']

============================== file details ==============================
                                           'mtime'  1620536961.919882  (2021-05-09 07:09:21)
                             'size'  4853617