======================== unified (from filesystem) ========================
                                         'bitrate'  '244.6'
                                        'duration'  '240'
                                          'artist'  'Sean Kingston'
                                     'text_people'  ''
                                         'release'  'Hot 100 Songs'
                                           'title'  'Fire Burning'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'q-syn-3', 'q-bass-3', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'Q-OLDST-3', 'q-chart-3', 'q-drums-4', 'q-other-2', "
 "'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-3', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['rnb', 'hip-hop', 'reggae', 'pop', 'hip hop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '33'
                                      'tracktotal'  ''
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-dance'
                                             'bpm'  '123.032'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'APIC:thumbnail'                                    type PictureType.COVER_FRONT (Cover (front)) b'thumbnail'
                                     
'TALB' (Album/Movie/Show title)                     'Hot 100 Songs'
'TBPM' (BPM (beats per minute))                     '123.032'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-dance'
'TDRC' (Recording time)                             '2009'
'TIT2' (Title/songname/content description)         'Fire Burning'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Sean Kingston'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '33'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['rnb', 'hip-hop', 'reggae', 'pop', 'hip hop']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+9.97 dB'
'TXXX:replaygain_track_peak'                        '0.098600'

========================== row from database ==========================
                                              'id'  1332477
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/033-Sean Kingston-Fire Burning.mp3
                                         'working'  None
                                         'bitrate'  244
                                    'duration_sec'  240
                                           'genre'  electronic-generic or radio-dance
                                        'filesize'  7351012
                                           'mtime'  1621696504
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] 033 electronic generic or radio dance
                                      'tag_artist'  Sean Kingston
                                     'tag_release'  Hot 100 Songs
                                       'tag_title'  Fire Burning
                                             'bpm'  123.032
                                    'search_title'  'burning':2 'fire':1
                                   'search_artist'  'kingston':2 'sean':1
                                  'search_release'  '100':2 'hot':1 'songs':3
                                     'search_rest'  '00poprockelectronic':1 'dance':11 'electronic':7 'files':5,6 'generic':8 'loose':3,4 'or':9 'radio':10 'unsorted':2
                                    'search_combo'  '00poprockelectronic':8 '100':6C 'burning':2A 'dance':18 'electronic':14 'files':12,13 'fire':1A 'generic':15 'hot':5C 'kingston':4B 'loose':10,11 'or':16 'radio':17 'sean':3B 'songs':7C 'unsorted':9
                                    'tag_tracknum'  33
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['rnb', 'hip-hop', 'reggae', 'pop', 'hip hop']
                                        'tag_date'  2009
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696503.512664  (2021-05-22 17:15:03)
                             'size'  7351012