======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '209'
                                          'artist'  'Her Majesty'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Funeral'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-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'  "['swedish', 'indie rock', 'indie', 'pop', 'indie pop', 'deathcore']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '0'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'rock-pop;ifs-songwriter-indie-pop'
                                             'bpm'  '123.181'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '123.181'
'TCON' (Content type, a.k.a. Genre)                 ['rock-pop', 'ifs-songwriter-indie-pop']
'TIT2' (Title/songname/content description)         'Funeral'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Her Majesty'
'TRCK' (Track number/Position in set)               '0'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['swedish', 'indie rock', 'indie', 'pop', 'indie pop', 'deathcore']
'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'                        '+0.07 dB'
'TXXX:replaygain_track_peak'                        '0.382649'

========================== row from database ==========================
                                              'id'  1327948
                                            'path'  /data/Music/Bulk/00poprockelectronic/swedish rock/Her Majesty - Funeral.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  209
                                           'genre'  rock-pop;ifs-songwriter-indie-pop
                                        'filesize'  3354496
                                           'mtime'  1642256493
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic swedish rock rock pop;ifs songwriter indie pop
                                      'tag_artist'  Her Majesty
                                     'tag_release'  None
                                       'tag_title'  Funeral
                                             'bpm'  123.181
                                    'search_title'  'funeral':1
                                   'search_artist'  'her':1 'majesty':2
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'ifs':5,7 'indie':9 'pop':4,6,10 'rock':3 'songwriter':8 'swedish':2
                                    'search_combo'  '00poprockelectronic':4 'funeral':1A 'her':2B 'ifs':8,10 'indie':12 'majesty':3B 'pop':7,9,13 'rock':6 'songwriter':11 'swedish':5
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-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'  ['swedish', 'indie rock', 'indie', 'pop', 'indie pop', 'deathcore']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1642256492.5460207  (2022-01-15 15:21:32)
                             'size'  3354496