======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '144'
                                          'artist'  'Rolf Harris'
                                     'text_people'  ''
                                         'release'  'The Definitive Rolf Harris'
                                           'title'  'Court of King Caractacus'
                                           'quals'  ("['Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-2']")
                                      'lastfmtags'  "['kids', '60s', 'novelty', 'pop', 'australian', 'folk']"
                                     'discogstags'  "['pop', 'novelty', 'vocal']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '04'
                                      'tracktotal'  ''
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'ifs-unsorted'
                                             'bpm'  '111.211'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'PCNT' (Play counter)                               PCNT(count=0)
'TALB' (Album/Movie/Show title)                     'The Definitive Rolf Harris'
'TBPM' (BPM (beats per minute))                     '111.211'
'TCON' (Content type, a.k.a. Genre)                 'ifs-unsorted'
'TDRC' (Recording time)                             '1994'
'TIT2' (Title/songname/content description)         'Court of King Caractacus'
'TKEY' (Initial key)                                '6A'
'TLEN' (Length)                                     '144000'
'TPE1' (Lead performer(s)/Soloist(s))               'Rolf Harris'
'TRCK' (Track number/Position in set)               '04'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['pop', 'novelty', 'vocal']
'TXXX:lastfmtags'                                   ['kids', '60s', 'novelty', 'pop', 'australian', 'folk']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.81 dB'
'TXXX:replaygain_track_peak'                        '0.368941'

========================== row from database ==========================
                                              'id'  1337521
                                            'path'  /data/Music/Bulk/00poprockelectronic/Clean/Dr. Demento - Court Of King Caractacus [Rolf Harris].mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  144
                                           'genre'  ifs-unsorted
                                        'filesize'  2889600
                                           'mtime'  1620568687
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Clean Dr. Demento Of [Rolf Harris] ifs unsorted
                                      'tag_artist'  Rolf Harris
                                     'tag_release'  The Definitive Rolf Harris
                                       'tag_title'  Court of King Caractacus
                                             'bpm'  111.211
                                    'search_title'  'caractacus':4 'court':1 'king':3 'of':2
                                   'search_artist'  'harris':2 'rolf':1
                                  'search_release'  'definitive':2 'harris':4 'rolf':3 'the':1
                                     'search_rest'  '00poprockelectronic':1 'clean':2 'demento':5 'dr':3,4 'harris':9,10 'ifs':11 'of':6 'rolf':7,8 'unsorted':12
                                    'search_combo'  '00poprockelectronic':11 'caractacus':4A 'clean':12 'court':1A 'definitive':8C 'demento':15 'dr':13,14 'harris':6B,10C,19,20 'ifs':21 'king':3A 'of':2A,16 'rolf':5B,9C,17,18 'the':7C 'unsorted':22
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['kids', '60s', 'novelty', 'pop', 'australian', 'folk']
                                        'tag_date'  1994
                                     'discogstags'  ['pop', 'novelty', 'vocal']

============================== file details ==============================
                                           'mtime'  1620568686.6031587  (2021-05-09 15:58:06)
                             'size'  2889600