======================== unified (from filesystem) ========================
                                         'bitrate'  '174.333'
                                        'duration'  '281'
                                          'artist'  'Chamber'
                                     'text_people'  ''
                                         'release'  'Ghost Stories and Fairy-Tales'
                                           'title'  'Shall I Fall'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'Q-PIANO-3', 'q-chart-1', 'q-drums-1', 'q-other-3', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['neoclassic', 'neoclassical', 'gothic', 'folk', 'acoustic']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '12'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'eid-goth or gothrock-gothrock'
                                             'bpm'  '97.9'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 000000D6 000000E5 0000039B 000002D4 0001A69E 0003C777 00002F9A 00002660 '
 '00024279 0000BD4B')
'TALB' (Album/Movie/Show title)                     'Ghost Stories and Fairy-Tales'
'TBPM' (BPM (beats per minute))                     '97.9'
'TCON' (Content type, a.k.a. Genre)                 'eid-goth or gothrock-gothrock'
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Shall I Fall'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Chamber'
'TRCK' (Track number/Position in set)               '12/12'
'TSSE' (Software/Hardware and settings used for encoding)  ('Audiograbber 1.83.01, LAME dll 3.95, VBR 3 (Default method), Joint Stereo, '
 'High quality')
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['neoclassic', 'neoclassical', 'gothic', 'folk', 'acoustic']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.04 dB'
'TXXX:replaygain_track_peak'                        '0.679562'

========================== row from database ==========================
                                              'id'  323466
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Chamber/Ghost Stories and Fairy-Tales/12 Shall I Fall.mp3
                                         'working'  None
                                         'bitrate'  174
                                    'duration_sec'  281
                                           'genre'  eid-goth or gothrock-gothrock
                                        'filesize'  6143731
                                           'mtime'  1620300946
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 12 eid goth gothrock gothrock
                                      'tag_artist'  Chamber
                                     'tag_release'  Ghost Stories and Fairy-Tales
                                       'tag_title'  Shall I Fall
                                             'bpm'  97.9
                                    'search_title'  'fall':3 'i':2 'shall':1
                                   'search_artist'  'chamber':1
                                  'search_release'  'and':3 'fairy':4 'fairytales':6 'ghost':1 'stories':2 'tales':5
                                     'search_rest'  'eid':1 'goth':2 'gothrock':3
                                    'search_combo'  'and':7C 'chamber':4B 'eid':11 'fairy':8C 'fairytales':10C 'fall':3A 'ghost':5C 'goth':12 'gothrock':13 'i':2A 'shall':1A 'stories':6C 'tales':9C
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-mixbeat-2', 'Q-PIANO-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-1', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['neoclassic', 'neoclassical', 'gothic', 'folk', 'acoustic']
                                        'tag_date'  2003
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620300945.7232616  (2021-05-06 13:35:45)
                             'size'  6143731