======================== unified (from filesystem) ========================
                                         'bitrate'  '221.961'
                                        'duration'  '304'
                                          'artist'  'Callenish Circle'
                                     'text_people'  ''
                                         'release'  'Forbidden Empathy'
                                           'title'  "The Dreamer's Path"
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-4', 'q-grit-4', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['thrash metal', 'metal', 'melodic death metal', 'death metal', 'dutch']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '214'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'eid-metal-death'
                                             'bpm'  '126.3'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'Forbidden Empathy'
'TBPM' (BPM (beats per minute))                     '126.3'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-death'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         "The Dreamer's Path"
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Callenish Circle'
'TPE2' (Band/orchestra/accompaniment)               'Callenish Circle'
'TPUB' (Publisher)                                  'Candlelight'
'TRCK' (Track number/Position in set)               '214'
'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'                                  'rock'
'TXXX:lastfmtags'                                   ['thrash metal', 'metal', 'melodic death metal', 'death metal', 'dutch']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '4'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.35 dB'
'TXXX:replaygain_track_peak'                        '0.423076'

========================== row from database ==========================
                                              'id'  1502742
                                            'path'  /data/Music/Bulk/00dwimp/Callenish Circle/Forbidden Empathy/Callenish Circle-Forbidden Empathy-The Dreamer_s Path.mp3
                                         'working'  None
                                         'bitrate'  222
                                    'duration_sec'  304
                                           'genre'  eid-metal-death
                                        'filesize'  8459490
                                           'mtime'  1620302096
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp Dreamer_s eid metal death
                                      'tag_artist'  Callenish Circle
                                     'tag_release'  Forbidden Empathy
                                       'tag_title'  The Dreamer's Path
                                             'bpm'  126.3
                                    'search_title'  'dreamer':2 'dreamers':4 'path':5 's':3 'the':1
                                   'search_artist'  'callenish':1 'circle':2
                                  'search_release'  'empathy':2 'forbidden':1
                                     'search_rest'  '00dwimp':1 'death':6 'dreamer':2 'eid':4 'metal':5 's':3
                                    'search_combo'  '00dwimp':10 'callenish':6B 'circle':7B 'death':15 'dreamer':2A,11 'dreamers':4A 'eid':13 'empathy':9C 'forbidden':8C 'metal':14 'path':5A 's':3A,12 'the':1A
                                    'tag_tracknum'  214
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-4', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-1', 'q-bass-3', 'q-grit-4']
                                      'lastfmtags'  ['thrash metal', 'metal', 'melodic death metal', 'death metal', 'dutch']
                                        'tag_date'  2004
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620302095.8096166  (2021-05-06 13:54:55)
                             'size'  8459490