======================== unified (from filesystem) ========================
                                         'bitrate'  '194.63'
                                        'duration'  '222'
                                          'artist'  'Junip'
                                     'text_people'  ''
                                         'release'  'Black Refuge EP'
                                           'title'  'Turn To The Assassin'
                                           'quals'  ("['Q-HAP-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'swedish', 'alternative', 'folk', 'acoustic']"
                                     'discogstags'  "['rock', 'pop', 'folk rock', 'indie rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '101.057'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            'iMMMMMMMP'
'TALB' (Album/Movie/Show title)                     'Black Refuge EP'
'TBPM' (BPM (beats per minute))                     '101.057'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Turn To The Assassin'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Junip'
'TRCK' (Track number/Position in set)               '2'
'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:discogstags'                                  ['rock', 'pop', 'folk rock', 'indie rock']
'TXXX:lastfmtags'                                   ['indie', 'swedish', 'alternative', 'folk', 'acoustic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'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'                        '-0.53 dB'
'TXXX:replaygain_track_peak'                        '0.415117'

========================== row from database ==========================
                                              'id'  198452
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Junip/02-junip-turn_to_the_assassin-imp.mp3
                                         'working'  None
                                         'bitrate'  194
                                    'duration_sec'  222
                                           'genre'  ifs-songwriter
                                        'filesize'  5412208
                                           'mtime'  1637330794
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 02 junip turn_to_the_assassin imp ifs songwriter
                                      'tag_artist'  Junip
                                     'tag_release'  Black Refuge EP
                                       'tag_title'  Turn To The Assassin
                                             'bpm'  101.057
                                    'search_title'  'assassin':4 'the':3 'to':2 'turn':1
                                   'search_artist'  'junip':1
                                  'search_release'  'black':1 'ep':3 'refuge':2
                                     'search_rest'  '00singer':1 'assassin':8 'eos':3 'ifs':10 'imp':9 'junip':4 'songwriter':2 'the':7 'to':6 'turn':5
                                    'search_combo'  '00singer':9 'assassin':4A,16 'black':6C 'eos':11 'ep':8C 'ifs':18 'imp':17 'junip':5B,12 'refuge':7C 'songwriter':10 'the':3A,15 'to':2A,14 'turn':1A,13
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'swedish', 'alternative', 'folk', 'acoustic']
                                        'tag_date'  2005
                                     'discogstags'  ['rock', 'pop', 'folk rock', 'indie rock']

============================== file details ==============================
                                           'mtime'  1637330794.4420245  (2021-11-19 15:06:34)
                             'size'  5412208