======================== unified (from filesystem) ========================
                                         'bitrate'  '221.079'
                                        'duration'  '320'
                                          'artist'  'Cathedral'
                                     'text_people'  ''
                                         'release'  'The Garden of Unearthly Delights'
                                           'title'  'Beneath A Funeral Sun'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-4', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['stoner rock', 'stoner metal', 'doom', 'doom metal', 'metal']"
                                     'discogstags'  "['doom metal', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '08'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'eid-metal-stoner'
                                             'bpm'  '133.8'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Garden of Unearthly Delights'
'TBPM' (BPM (beats per minute))                     '133.8'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-stoner'
'TDRC' (Recording time)                             '2005'
'TENC' (Encoded by)                                 'Lame 3.90.3'
'TIT2' (Title/songname/content description)         'Beneath A Funeral Sun'
'TKEY' (Initial key)                                '1A'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Cathedral'
'TPE2' (Band/orchestra/accompaniment)               'Cathedral'
'TRCK' (Track number/Position in set)               '08'
'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:discogstags'                                  ['doom metal', 'rock']
'TXXX:lastfmtags'                                   ['stoner rock', 'stoner metal', 'doom', 'doom metal', 'metal']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.56 dB'
'TXXX:replaygain_track_peak'                        '0.320324'

========================== row from database ==========================
                                              'id'  1400919
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Cathedral/The Garden Of Unearthly Delights/Cathedral - 08 - Beneath A Funeral Sun.mp3
                                         'working'  None
                                         'bitrate'  221
                                    'duration_sec'  320
                                           'genre'  eid-metal-stoner
                                        'filesize'  8850117
                                           'mtime'  1620311493
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal Of 08 eid metal stoner
                                      'tag_artist'  Cathedral
                                     'tag_release'  The Garden of Unearthly Delights
                                       'tag_title'  Beneath A Funeral Sun
                                             'bpm'  133.8
                                    'search_title'  'a':2 'beneath':1 'funeral':3 'sun':4
                                   'search_artist'  'cathedral':1
                                  'search_release'  'delights':5 'garden':2 'of':3 'the':1 'unearthly':4
                                     'search_rest'  '00dwimp':1 '00metal':2 'eid':4 'metal':5 'of':3 'stoner':6
                                    'search_combo'  '00dwimp':11 '00metal':12 'a':2A 'beneath':1A 'cathedral':5B 'delights':10C 'eid':14 'funeral':3A 'garden':7C 'metal':15 'of':8C,13 'stoner':16 'sun':4A 'the':6C 'unearthly':9C
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-1', 'q-bass-4', 'q-grit-4']
                                      'lastfmtags'  ['stoner rock', 'stoner metal', 'doom', 'doom metal', 'metal']
                                        'tag_date'  2005
                                     'discogstags'  ['doom metal', 'rock']

============================== file details ==============================
                                           'mtime'  1620311493.0136368  (2021-05-06 16:31:33)
                             'size'  8850117