======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '352'
                                          'artist'  'Death'
                                     'text_people'  ''
                                         'release'  'HellDorado II'
                                           'title'  'To forgive is to sufer'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  ("['progressive death metal', 'metal', 'death metal', 'progressive metal', "
 "'technical death metal']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'eid-metal'
                                             'bpm'  '86.034'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'HellDorado II'
'TBPM' (BPM (beats per minute))                     '86.034'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal'
'TIT2' (Title/songname/content description)         'To forgive is to sufer'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Death'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['progressive death metal',
 'metal',
 'death metal',
 'progressive metal',
 'technical death metal']
'TXXX:q-bass'                                       '3'
'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'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.22 dB'
'TXXX:replaygain_track_peak'                        '0.408693'

========================== row from database ==========================
                                              'id'  1339923
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Death - To forgive is to sufer - HellDorado II.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  352
                                           'genre'  eid-metal
                                        'filesize'  5646208
                                           'mtime'  1620301838
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] eid metal
                                      'tag_artist'  Death
                                     'tag_release'  HellDorado II
                                       'tag_title'  To forgive is to sufer
                                             'bpm'  86.034
                                    'search_title'  'forgive':2 'is':3 'sufer':4 'to':1
                                   'search_artist'  'death':1
                                  'search_release'  'dorado':4 'hell':3 'helldorado':1 'ii':2
                                     'search_rest'  '00poprockelectronic':1 'eid':7 'files':5,6 'loose':3,4 'metal':8 'unsorted':2
                                    'search_combo'  '00poprockelectronic':10 'death':5B 'dorado':9C 'eid':16 'files':14,15 'forgive':2A 'hell':8C 'helldorado':6C 'ii':7C 'is':3A 'loose':12,13 'metal':17 'sufer':4A 'to':1A 'unsorted':11
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-1', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['progressive death metal', 'metal', 'death metal', 'progressive metal', 'technical death metal']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620301837.8169775  (2021-05-06 13:50:37)
                             'size'  5646208