======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '248'
                                          'artist'  'deluxe'
                                     'text_people'  ''
                                         'release'  "I'll see you in London(Single)"
                                           'title'  'there is light that never goes'
                                           'quals'  ("['Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['fip', 'indie', 'pop', 'spanish indie pop', 'spanish', 'indie pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '142.809'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 000023B0 0000259C 000080E1'
'COMM:iTunNORM:eng'                                 (' 000023B0 0000259C 000080E1 000086B9 000320D0 0003553E 00008000 00008000 '
 '00000145 00000145')
'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)                     "I'll see you in London(Single)"
'TBPM' (BPM (beats per minute))                     '142.809'
'TIT2' (Title/songname/content description)         'there is light that never goes'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'deluxe'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['fip', 'indie', 'pop', 'spanish indie pop', 'spanish', 'indie pop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.98 dB'
'TXXX:replaygain_track_peak'                        '0.386670'

========================== row from database ==========================
                                              'id'  1496084
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/deluxe (cara b - i_ll see you in london) - there is light that never goes (smiths cover).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  248
                                           'genre'  
                                        'filesize'  3988091
                                           'mtime'  1652397993
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] (cara b i_ll london) (smiths cover)
                                      'tag_artist'  deluxe
                                     'tag_release'  I'll see you in London(Single)
                                       'tag_title'  there is light that never goes
                                             'bpm'  142.809
                                    'search_title'  'goes':6 'is':2 'light':3 'never':5 'that':4 'there':1
                                   'search_artist'  'deluxe':1
                                  'search_release'  'i':1 'ill':3 'in':6 'll':2 'london':7 'londonsingle':9 'see':4 'single':8 'you':5
                                     'search_rest'  '00poprockelectronic':1 'b':9 'cara':7,8 'cover':16,17 'files':5,6 'i':10 'll':11 'london':12,13 'loose':3,4 'smiths':14,15 'unsorted':2
                                    'search_combo'  '00poprockelectronic':17 'b':25 'cara':23,24 'cover':32,33 'deluxe':7B 'files':21,22 'goes':6A 'i':8C,26 'ill':10C 'in':13C 'is':2A 'light':3A 'll':9C,27 'london':14C,28,29 'londonsingle':16C 'loose':19,20 'never':5A 'see':11C 'single':15C 'smiths':30,31 'that':4A 'there':1A 'unsorted':18 'you':12C
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']
                                      'lastfmtags'  ['fip', 'indie', 'pop', 'spanish indie pop', 'spanish', 'indie pop']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1652397992.6348748  (2022-05-13 01:26:32)
                             'size'  3988091